Seven times the sum of a number and 3 is 9.​

Answers

Answer 1
7(x+3)=9 is the formula
Distribute the 7
7x+21=9
Subtract 21 from both sides
7x=-12
Divide 7 on both sides
X=-12/7

Related Questions

Juan is collecting cereal box tops to help buy supplies for local charity his goal is to collect a total of 180 boxtops if one has achieved 7/12 of his go how many box tops has collected so far

Answers

Answer:

Box tops collected so far = 105

Step-by-step explanation:

Given that:

Juan's goal to collect cereal box tops = 180 box tops

Fraction of goal achieved yet = 7/12

Number of cereal box tops collected = [tex]\frac{7}{12}*180[/tex]

Number of cereal box tops = 7 * 15

Number of cereal box tops = 105

Hence,

Box tops collected so far= 105

Answer:

Step-by-step explanations

Juan is collecting cereal box tops to help buy supplies for a local charity. His goal is to collect a total of 180 box tops.If Juan has achieved 7/12 of his goal, how many box tops has he collected so far?

Mya’s roof was leaking, so she needed money fast. She borrowed $12,000 from the bank for repairs. It is a 5-year loan, and she is being charged simple annual interest at a rate of 7.5%. How much interest can Mya expect to pay over the life of this loan?

Answers

Answer:

Step-by-step explanation:

1. Jan spends part of her year as a member of a
gym. She then finds a better deal at another
gym, so she cancels her membership with the
first gym and spends the rest of the year with
the second gym. The membership to the first
gym costs $80 per month, while the
membership for the second gym costs $45 per
month. If she ends up spending a total of $645
over the course of the year, how much time did
she spend at each gym?

Answers

Answer:

13 months in a half......

Keisha reads a label on a measuring cup that shows 16 fluid ounces is the same as 2 cups.

What is the unit rate of fluid ounces to 1 cup?

Answers

Answer:

16/2 = 8

1 cup = 8 fluid ounces

The unit rate of the fluid ounces to 1 cup is given by the equation

A = 8 fluid ounces

What is an Equation?

Equations are mathematical statements with two algebraic expressions flanking the equals (=) sign on either side.

It demonstrates the equality of the relationship between the expressions printed on the left and right sides.

Coefficients, variables, operators, constants, terms, expressions, and the equal to sign are some of the components of an equation. The "=" sign and terms on both sides must always be present when writing an equation.

Given data ,

Let the equation be represented as A

Now , the value of A is

The unit rate of fluid ounces to 2 cups by Keisha = 16 fluid ounces

So, the equation will be

Unit rate of fluid ounces to 1 cup = unit rate of fluid ounces to 2 cups / 2

Substituting the values in the equation , we get

The unit rate of fluid ounces to 1 cup A = 16 / 2

On simplifying the equation , we get

The unit rate of fluid ounces to 1 cup A = 8 cups

Therefore , the value of A is 8 fluid ounces

Hence , the unit rate is 8 fluid ounces

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A line includes the points (4, 2) and (5, 5). What is its equation in slope-intercept form? Write your answer using integers, proper fractions, and improper fractions in simplest form.

Answers

Answer:

y=3x-10

Step-by-step explanation:

Slope is 3 and the y intercept is -10

Sophia's whole family is coming over for dinner. Sophia's aunt is bringing a potato dish, but Sophle still needs to make more than 6 servings of
mashed potatoes
Part A
Write an inequality for x, the number of servings of mashed potatoes Sophia needs to make.

Please help!

Answers

Answer:

Step-by-step explanation:

X > 6

Answer:

The inequality for Sophia’s problem can be written as x > 6.

John has $65 in his piggy bank. He wants to buy a new gaming
system for $257. If he saves $12 per day, how many days will it be
before he can buy his new gaming system?

Answers

Yea it will take him 16 days

find the value of x.

Answers

Answer:

x = 4

Step-by-step explanation:

used a calculator i hope this helps <3

Please help! I’ll give brainliest if correct

Answers

Answer: y=3/2x+3

Step-by-step explanation:

I need this done for class ASAP can someone please help.

Answers

I’d say it’s between number 2 and 4

Which absolute value equation shows the distance this temperature reading is from
A |65|=65
B |65|= -65
C |-65|=65
D |-65|= -65​

Answers

Answec

Step-by-step explanation:

What is the probability of the outcome being an A

Answers

Answer:HTP

c 1/4 but also b

Step-by-step explanation:

ur answer would be c bc if you count all of them together like all the A's you have 4 but since the arrow point is on 1 you will get 1/4

thers is all in total to but hope if it helps

The probability that Clara wins a raffle prize is 25% find the probability that she doesn’t win a prize

Answers

Answer: 75% chance that she loses

Explanation: since Clara has a 25% chance of winning, the remainder 75% is her chance of losing since it’s out of 100% and 100 - 25 is 75.

I need help and the last one iso y = -1/2x

Answers

Answer:

None of those answers seems correct to me

Correct equation of the graph is

y=2x

Step-by-step explanation:

The school store is selling notebooks for $1.50 and T-shirts for $10.00 to raise money for the school. They have a goal of raising $250 to buy supplies for the science lab. If they have sold 60 notebooks, how many T-shirts will they need to sell to reavh their goal?

Answers

Answer:

They will need to sell 16 T-shirts to reach their goal

Step-by-step explanation:

Let us solve the question

∵ The school store is selling notebooks for $1.50 and T-shirts for $10.00

∴ The price of each notebook = 1.50 dollars

∴ The price of each T-shirt = 10.00 dollars

∵ They have sold 60 notebooks

∴ The number of notebooks sold = 60

∵ They have a goal of raising $250

∴ The total money they want to earn = 250 dollars

Assume that they will sell x T-shirt to reach their goal

Multiply the no. of notebooks by the price of each and the no. of T-shirts by the price of each, then add the two products and equate the sum by 250

1.50 (60) + 10.00 (x) = 250

∴ 90 + 10x = 250

→ Subtract 90 from both sides

∵ 90 - 90 + 10x = 250 - 90

∴ 10x = 160

→ Divide both sides by 10 to find x

x = 16

∴ The number of T-shirts = 16

They will need to sell 16 T-shirts to reach their goal

Please help in maths

Answers

Answer:8124

Step-by-step explanation:

8124 will be your answer ☺️

How do you solve 60x60

Answers

You multiply which should give you 3,600

Answer:

the answer is 3600

Step-by-step explanation:

umm the answer is 3600 sooo yeah

Find a ⋅ b. a = , b = 24 16

Answers

Answer:

384

Step-by-step explanation:

there are five nickels and seven dimes in your pocket. four of the nickels and six of the dines are canadian. the others are US currency. you randomly select a coin from your pocket. what is the probability it is a nickel or it is Canadian currency?

AND ITS SUPPOSED TO BE A FRACTION​

Answers

There is a 4/12 or 1/3 percent that I would get a Canadian currency nickel and a 1/12 percent that it would be a USA nickel. For how I got the 4/12 fraction, I just add all the coins together and see how much nickels are from Canadian currency and then that will be the fraction. Since there is only one nickel that is from USA out of 12, then it‘ll be 1/12 as the fraction.

The perimeter of a triangle is 132 cm and the lengths of its side are in the ratio 8:11:14 find the length of each side

Answers

8x+11x+14x=132
33x=132
x=132/33
x=4
Now,
8x=8 times 4
= 32cm
11x= 11 times 4
= 44cm
14x=14 times 4
= 56cm
Therefore, the length of each side are 32cm, 44cm and 56cm

Therefore, the length of each side are [tex]32cm, 44cm,56cm[/tex].

What is the equation?

The definition of an equation is a mathematical statement that shows that two mathematical expressions are equal.

Here given that,

The perimeter of a triangle is [tex]132[/tex] cm and the lengths of its side are in the ratio [tex]8:11:14[/tex]

So, the length of each side would be

[tex]8x+11x+14x=132\\\\33x=132\\\\x=\frac{132}{33}\\\\x=4[/tex]

Now,

[tex]8x=8(4)\\\\=32\\\\\\11x=11(4)\\\\=44\\\\\\14x=14(4)\\\\=56[/tex]

Hence, the length of each side are [tex]32cm, 44cm,56cm[/tex].

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What value correctly fills in the blank so that the expressions are equivalent?

32 + 72 = blank x (4 + 9)

Answers

Answer:

8

Step-by-step explanation:

8*4 is 32 8*9 is 72

so, it is 8

since it is distributive property 8(4+9)

Answer:

8

Step-by-step explanation:

1) simplify the equation

32+72=104

104=4x+9x (distibute the "x")

104=13x

x=8

hence the "blank" is 8

HELP I WILL GIVE YOU BRAINLIEST PLS ASAP PLS HELP

Answers

Answer:

it is tetrahydrocannabinol for number 1 trust me

Step-by-step explanation:

The expected profit at various selling prices for a new camera can be modeled using the regression equation
y = -1.03x2 + 634.56x - 48,587.60. To the nearest thousand dollars, what is the predicted profit when the selling
price is set at $206?

Answers

Answer:

38000

Step-by-step explanation:

Did assignment

The predicted profit, when the selling price is set at $206, will be $38,000.

What is a function?

A function is an assertion, concept, or principle that establishes an association between two variables. Functions may be found throughout mathematics and are essential for the development of significant links.

The expected profit at various selling prices for a new camera can be modeled using the regression equation given below.

y = -1.03x² + 634.56x - 48,587.60

The predicted profit, when the selling price is set at $206, will be given as,

y = -1.03(206)² + 634.56(206) - 48,587.60

y = - 43,709.08 + 13,0719.36 - 48,587.60

y = 38,422.76

y ≈ 38,000

The predicted profit, when the selling price is set at $206, will be $38,000.

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What is the distance between the longest dog in the shortest dog Short 7 over 8 longest 3 over 8 what is the difference

Answers

Answer:

The distance between the longest dog and the shortest dog is 4 over 8 ( [tex]\frac{4}{8}[/tex] ) OR 1 over 2 ( [tex]\frac{1}{2}[/tex] )

Step-by-step explanation:

From the question,

Short is 7 over 8, that is,

Short = [tex]\frac{7}{8}[/tex]

and longest is 3 over 8, that is

Longest = [tex]\frac{3}{8}[/tex]

The distance between the longest dog and the shortest dog can be determined by finding the difference between the fractions. That is,

[tex]\frac{7}{8} - \frac{3}{8} = \frac{7 - 3}{8}[/tex]

[tex]= \frac{4}{8}[/tex]

[tex]= \frac{1}{2}[/tex]

Hence, the distance between the longest dog and the shortest dog is 4 over 8 ( [tex]\frac{4}{8}[/tex] ) OR 1 over 2 ( [tex]\frac{1}{2}[/tex] ).

24% in simplest form

Answers

24/100 = 6/25 in simplest form

Simplify (34 - 13) - (-6+5)​

Answers

Answer:

22

Step-by-step explanation:

Describe the correlation.
A)
no correlation
B)
prime correlation
C)
positive correlation
D)
negative correlation

Answers

B. No correlation

All of the dots are scattered

Answer: is A

there in no correlation because the  dots do not connect

Step-by-step explanation: it is correct

WILL MARK YOU BRAINLIEST

Answers

Answer:

16 sides

157.5⁰

Step-by-step explanation:

.......

(3x8)x4=3x what is the answer

Answers

x=32 is your answer

Step-by-step explanation:

(3 x 8)x4 =3x

24 x 4 =3x

96=3x

3x=3x

32= x

The diameter of a semicircular table is 10 cm. Find the cost of polishing the semicircular table top at ₹ 3.50 per sq.cm

Answers

Answer:

₹ 137.46

Step-by-step explanation:

Here, we want to find a cost

Firstly, we need the area of the semi circular table

The area is by the formula;

A = pi/2 * r^2

Since d = 10

r = d/2 = 10/2 = 5

A is thus;

3.142/2 * 5^2 = 39.275 sq. cm

Cost per sq cm is 3.50

cost of 39.275 sq. cm will be

39.275 * 3.50 = 137.4625

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