simplify 12p + 15 - 13- 12p

Answers

Answer 1

Answer: 2

Step-by-step explanation:You have to combine like terms

Answer 2

Answer:

the answwer is D

Step-by-step explanation:

hope it helps


Related Questions

what is the product of 9 and 2 times the square root of 90​

Answers

Answer:

170.76

Step-by-step explanation:

Jared writes a multiplication expression with eight rational factors. Half of the factors are positive and half are negative. Is the product positive or negative? Why?

● Negative; there are three negative factors
● Negative; there are four negative factors
● Positive; there are three negative factors
● Positive; there are four negative factors ​

Answers

Answer:

negative they are 4 negative factors

The product of the expression would be Negative; there are four negative factors.

What is the fundamental principle of multiplication?

Multiplication is the mathematical operation that is used to determine the product of two or more numbers. If an event can occur in m different ways and if following it, a second event can occur in n different ways, then the two events in succession can occur in m × n different ways.

We have a multiplication expression with eight rational factors.

It is given that Half of the factors are positive and half are negative.

For an integer, the factor is the decomposition of that integer in terms of smaller integers; when multiplied with each other gives back that considered number. Those composing integers are known as factors that considered integers.

The product of the expression would be Negative; there are four negative factors.

Learn more about multiplications;

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Find the exact length of the third side.
73 55

Answers

Answer:

91.4

Step-by-step explanation:

We know that the formula to a right triangle is a^2 + b^2 = c^2

so assume 73 and 55 are both Not the hypotenuse, then

73*73 + 55*55 = c^2

5329 + 3025 = 8354

c = 91.4

i have 32 lunches i put the lunches in 8 bags with the same number of lunches in each bag. how many lunches are in each bag

Answers

the answer is 4, the equation for that and to get that answer would be 32 divided by 8
answer=4
32 divided by 8 equals 4 :)

Write the exponent for the expression.
1/7 Х 1/7

Answers

Answer: the exponent is 2

Step-by-step explanation: this is equal to (1/7)^2

What is the 6th term of the geometric sequence shown?
80, 40, 20, ...
OA
1
Strike Reset
ОВ
Strike Reset
4
OC 24 Strike Reset
OD
5
Strike Reset

Answers

Answer:

0

Step-by-step explanation:

subtract 20 from 40 it's Zero

Martha goes to the grocery store to buy oranges . Oranges are on sale for $1.25 per pound . How much would 5 pound of oranges cost

Answers

Answer:6.25

Step-by-step explanation:1.25x5=6.25

Answer:

$6.25

Step-by-step explanation:

1.25 × 5 = 6.25

hope this helps...

Five real estate exam scores are 430,430,480,480,495. The data set is humoral because the scores 430 and 480 each occur twice.Which mode would be a better representation of the “center” of the data?

Answers

i think it would be 480 since its in the middle.

Factor this expression: 3x+x^2-10

Answers

factored:

(x - 2)(x + 5)

Answer:

(x - 2)(x + 5)

Strawberries cost $3.00 per pound. For each question, explain or show your
reasoning.
a.
How many pounds of strawberries can you buy for $1.00?
b.
How many pounds of strawberries can you buy for $11.00?


I need help

Answers

Step-by-step explanation:

1. its either 0 or 1/4 cause cause each pound is $3 and he had less then that.

2. 3 cause its either u count by 3 till u get to 11 or below it

The answers to both subparts using mathematical operations are shown:

(A) Strawberries at $1.00: 0.33 pounds(B)  Strawberries for $11.00: 3.67 pounds

What are mathematical operations?A mathematical function known as an operation converts zero or more input values into a precisely defined output value. The quantity of operands affects the operation's arity.The order of operations is a rule that outlines the proper steps to take when analyzing a mathematical equation. We can recall the PEMDAS steps in the following order: parentheses, exponents, multiplication, and division (from Left to right), addition, and subtraction (from left to right).

(A) Strawberries at $1.00:

1/30.33 pounds

Strawberries at $1.00: 0.33 pounds

(B)  Strawberries for $11.00:

11/33.67

Strawberries at $11.00: 3.67 pounds

Therefore, the answer to both subparts using mathematical operations are shown:

(A) Strawberries at $1.00: 0.33 pounds(B)  Strawberries for $11.00: 3.67 pounds

Know more about mathematical operations here:

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3 pounds because strawberries cost $3.00 per pound.What is cost? A cost is the worth of money that has been expended to produce something or provide a service and is therefore no longer available for use in production, research, retail, and accounting. In the case of an acquisition cost, the money spent on the acquisition is considered the cost.What connection exists between price and quality?Regardless matter whether the relationship is positive [higher costs are linked with higher quality] or negative [higher quality is associated with lower costs], the majority of research have concluded that the relationship between cost and quality is minimal to moderate.Given: Cost of Strawberries per pound = $3. 00a. How many pounds of strawberries can you buy for $1.00?Answer: 0 because the cost of per pound strawberries is $3.00So, he can not but any pound at $1.00but he can but 1/4 pound as the cost given b. How many pounds of strawberries can you buy for $11.00?Therefore, 3 pounds because strawberries cost $3.00 per pound.To learn more about : cost calculationRef: https://brainly.com/question/17215284#SPJ2

I need some help hereeeeeeeeee

Answers

Answer:

D.6

Step-by-step explanation:

6w + 5 =41

6w = 41-5

6w=36

6w/6 =36/6

W=6

Check

Let's put the answer (6) on the w place and see if we get 41

6x6 +5=41

36 +5=41

41=41

What will be the new coordinate of vertex B if the triangle is dilated with a center at the origin by a scale factor of 1/3

Answers

You must observe the distances from the center of the dilation at point A to the other points B, C and D. The dilation image will be 1/3 of each of these distances. AB = 6, so A'B' = 2. AD = 9, so A'D' = 3.

Can I get brainllest

HELPPPPPPPPPPPPPPPPPPP​

Answers

Answer:

(6,0) or just 6

(6,0) since it’s on a graph

A car travels a constant speed of 70 miles per hour. How far will it have travel in 4 hours?

Answers

Answer:

280 km

Step-by-step explanation:

3x/6+2=8 its a fraction not division

Answers

Answer:

X = 12. Hope this helps you:)

3x / 8 = 8 ( simplifying ! )

3x = 64 ( you times both sides by 8 )

x = 21.33 ( just divide both by 3 )

i hope this is correct :D

Noah made 12 kg of trail mix for his family's hiking trip. His family ate 8,600 g of the trail mix on the hiking trip.
How many grams of trail mix did Noah have left?

Answers

Noah had 3,400 grams left

Follow the steps taken by a student to solve the equation below.
1
Solve:
3(x+2)=13-2(x+1)
Step 1:
3r+6=13-2v-2
Step 2:
3r+6=11-2
Step 3:
+6=11
Step 4:
x=15
Which is the first incorrect step in the solution shown above?

Answers

Answer:

When the hel.l did x turn into R?

Step-by-step explanation:

its step 2 forogt the variable

Evaluate f(0) if f(x) = 3x +7

Answers

Answer:

[tex]f(0)=7[/tex]

Step-by-step explanation:

[tex]f(0)[/tex] is the value of [tex]f(x)[/tex] when [tex]x=0[/tex]. Therefore, to find [tex]f(0)[/tex], we need to substitute [tex]x=0[/tex] into [tex]f(x)[/tex], or [tex]3x+7[/tex]. Thus, [tex]f(0)=3*0+7=0+7=7[/tex]. Hope this helps!

Suppose you had a population of fish whose lengths were normally distributed with a mean of 50 centimeters and a standard deviation of 5 centimeters. You draw a simple random sample of size 10, record the length of each fish, and calculate the mean of the sample lengths. What do you think your sample mean would most likely be

Answers

Answer:

The sample mean would most likely be 50 centimeters.

Step-by-step explanation:

Central Limit Theorem

The Central Limit Theorem estabilishes that, for a normally distributed random variable X, with mean [tex]\mu[/tex] and standard deviation [tex]\sigma[/tex], the sampling distribution of the sample means with size n can be approximated to a normal distribution with mean [tex]\mu[/tex] and standard deviation [tex]s = \frac{\sigma}{\sqrt{n}}[/tex].

For a skewed variable, the Central Limit Theorem can also be applied, as long as n is at least 30.

For a proportion p in a sample of size n, the sampling distribution of the sample proportion will be approximately normal with mean [tex]\mu = p[/tex] and standard deviation [tex]s = \sqrt{\frac{p(1-p)}{n}}[/tex]

In this question:

The mean of the population is 50 centimers.

So, by the Central Limit Theorem, the sample mean would most likely be also 50 centimeters.

Emily increased the price of carrot cakes at her bakery by 6%. The original price of a carrot cake is represented by x. Which expression represents the price of a carrot cake after the increase?b

Answers

Answer:

1.06x

Step-by-step explanation:

The original price of a carrot cake is represented by x.

Emily increased the price of carrot cakes at her bakery by 6%.

We need to find an expression that represents the price of a carrot cake after the increase.

Price = x+6% of x

[tex]=x+\dfrac{6}{100}x\\\\=x+0.06x\\\\=1.06x[/tex]

Hence, the required equation is "1.06x".

Answer:

1.06x

Step-by-step explanation:

What is the unit rate for the ratio 100 points 4 games

Answers

Answer:

25

Step-by-step explanation:

100 / 4 = 25

if helpful, pls mark 5 star, thanks, and brainliest!

ANSWER:
25

EXPLANTION:
100/4 is 25

FUN FACT:
Games provide a 23 percent gain over traditional learning.

I hoped you have a nice day to whoever is reading this :)

If you open a new savings account at the bank and deposit $100 and then deposit $75 per week over the following weeks, which of the following equations would best represent how much total money you have in your account at any point in time?

y = 75x + 100

x = 75y - 100

75x + 15y = 100

y = 100x + 75

Answers

Answer:

y = 75x + 100

Step-by-step explanation:

75 is the constant 100 is the y intercept

please give me brainliest

How many judges should be selected to estimate the population mean wage with 90% confidence and a margin of error of $2.00

Answers

Answer:

The number of judges that should be selected  is 25

Step-by-step explanation:

Given that:

The C.I = 90%

Level of significance = 1 - C.I

= 1 - 0.90

= 0.10

Critical level for [tex]Z_{\alpha/2}[/tex] at 0.10 = 1.645

The margin of error E = 2.00

Let's assume that the sample standard deviation was $6.11

Then;

The number of judges that should be selected can be computed by using the formula:

[tex]E = Z_{\alpha/2} \times \dfrac{s}{\sqrt{n}}[/tex]

[tex]2 = 1.645 \times \dfrac{6.11}{\sqrt{n}}[/tex]

[tex]2\sqrt{n} = 10.05095[/tex]

[tex]\sqrt{n} = \dfrac{10.05095}{2}[/tex]

[tex]\sqrt{n} =5.026[/tex]

[tex]n=(5.026)^2[/tex]

n = 25.26

n ≅ 25

Carson receives a weekly allowance for completing all of his chores. The current amount Carson receives
is $13. That is 30% more than he got during elementary school. What was Carson's weekly allowance
then?

Answers

Answer yes it is

Theroy cause

Tracey paid $120 for an item that was originally priced at $390. What percent of the original price did Tracey pay?​

Answers

Answer:

Tracey paid 34.5% of the original price.

Explanation

Tracey paid $190 for an item that was originally priced at $550.

For finding the percentage, first we need to divide the paid amount by the original price and then multiply the result by 100%

So, the percentage 190/500 x 100 % = 34.5% (Rounded to the nearest tenth)

Answer:

33.33 or 33 1/3

Step-by-step explanation:

Tyler made six loaves of pumpkin bread that had 1/4 cup of oil in each loaf. After he was done baking, he had 3/8 cup of oil remaining. How much did he have before baking

Answers

Answer:

1.875

Step-by-step explanation:

1/4 times 6= 3/2

3/2 + 3/8 =1.875

hope this helps!

HELP pls NOW what time does this class shows

Answers

Answer:

8:42

Step-by-step explanation:

Answer:

8:42 little hand is the hour long hand is minutes

A tunnel has a semicircular cross-section
and a diameter of 10 m. If the roof of a bus
just touches the roof of the tunnel when
the bus is 2 m from one side, how high is
the bus?

this question is from the IGCSE maths student book1, shape and space 2 for Edexcel ​

Answers

Answer:

Height of bus = 4 m

Step-by-step explanation:

I have attached an image showing the cross section of this tunnel.

Since the diameter is given as 10m.

Thus, radius = 10/2 = 5 m

Since radius is 5 m, it means that the distance from the center of the circle to the tunnel edge = 5 m

If the bus is 2 m from one side, it means that the centre of the road to the right hand side of the bus will be;

5 - 2 = 3 m

Looking at the image and our values here, it is clear that, the distance from the centre of the road to the point where the bus just touches the roof tunnel = 5

Using Pythagoras theorem, we can find the height of the bus, h;

h² + 3² = 5²

h² + 9 = 25

h² = 25 - 9

h² = 16

h = √16

h = 4 m

Solve using substitution.
X = -5
-3x + y = 19

Answers

y=4
i hope this helped you

Answer to get the most points all multiples of 2,3,4 and 5

Answers

Answer:

Step-by-step explanation:

1:    1, 2, 3, 4, 5, 6, 7, 8, 8, 9, 10....

2:   2, 4, 6, 8, 10....

3:  3, 6, 9, 12, 15, 18, 21, 24, 27....

4:   4, 8, 12, 16, 20, 24, 28, 30....

5:   5, 10, 15, 20, 25, 30, 35 40, 45...

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