Which equation could be true ?

Which Equation Could Be True ?

Answers

Answer 1

Answer:

first one

Step-by-step explanation:


Related Questions

What is a positive conformity!

Answers

Answer:

the fact that people who conform generally do not run the risk of being ostracized by their peers

Step-by-step explanation:

What does this equal?
8m-6-2m-31

Answers

8m-6–2m-31
(Group them by similar terms)

(8m-2m) (-31-6)
SOLVE:


Answer:
6m-37

I think your questions is not clear

You break you break your piggy bank which is filled with nickels and quarters. You have 32 coins and a total of 5.20. How many quarters and nickels do you have ?

Answers

Answer: 14 nickels and 18 quarters.

Step-by-step explanation:

Let x = Number of nickels , y = Number of quarters

As per given , we have

x+ y= 32            (i)

0.05x+0.25y= 5.20              (ii)

Multiply (ii) by 4 , we get

0.2x+y = 20.8          (iii)

Subtract (iii) from (i) , we get

0.8x = 11.2

[tex]\Rightarrow\ x=\dfrac{11.2}{0.8}\\\\\Rightarrow\ x = 14[/tex]

Put value of x in (i) , we get

y =32-14 = 18

Hence, we have 14 nickels and 18 quarters.

Lin has 13 mystery novels. Each month, she gets 2 more. Select all expressions that represent the total number of Lin's mystery novels after 3 months.

Answers

answer:

Lin should have about 19 novels in total when you add up all the amounts she gets after 3 months.

thx for help on he\the last one but i need some help on this one too

Answers

Answer what?? I don’t understand

Tony Stark had 484 Iron Man suits. He wanted to divide them into groups of 22. How many groups of Iron Man suits were there?

Answers

Answer:

22

Step-by-step explanation:

Sarah has gone to work for the past 60 days. On 39 of those days she arrived at work before 8 AM. On the rest of those days she arrived after 8:30 AM. What is the experimental probability that she will arrive at 8 AM on the next day she goes to work.

Answers

Answer:

13/20

Step-by-step explanation:

Probability is the ratio of the number of possible outcome to the number of total outcome.

Given that for the past 60 days, on 39 of those days she arrived at work before 8 AM while for the rest of those days she arrived after 8:30 AM, the probability that she will arrive at 8 AM on the next day she goes to work

= 39/60

= 13/20

In decimal, this will be expressed as 0.65 and 65% in percentage.

The ratio of boys to girls in the entire 6th grade is 3 to 2. Given this ratio, which two class compositions are possible?

Answers

Answer:

There's an infinite number of possible answers because there might be any multiplication of 3 for boys and any multiplication of 2 for girls. So, for example:

There might be 3 boys and 2 girls.

There might be 6 boys and 4 girls.

There might be 9 boys and 6 girls.

There might be 12 boys and 8 girls.

etc...

In each case the ratio stays the same - 3 : 2.

Of course there probably can't be more than a few dozens of people in one class, but theoretically we can raise the numbers up to infinite.

Step-by-step explanation:hope this help.

If you have a line that goes through (-1, 7) and (8, -2), what would the equation of the line be in point-slope form?

Please use (8, -2) for x1 and y1.

Answers

Answer:

y-9 = -1/12(x-8)

Step-by-step explanation:

To write an equation of a line perpendicular to the graph of y = 12x-3 and passing through the point, we will follow the following steps.

The standard form of point-slope form of the equation of a line is  given as

y − y1 = m(x − x1),

m is the slope of the unknown line

(x1, y1) is a point on the line.

Step 1: We need to calculate the slope of the known line first,

Given y = 12x-3

from the equation, m = 12 on comparison.

Step 2: get the slope of the unknown line. since the line given is perpendicular to the line y = 12x - 3, the product of their slope will be -1 i.e Mm = -1

M = -1/m

M is the slope of the unknown line

M = -1/12

Step 3: We will substitute M = -1/12 and the point (8, 9) into the point-slope form of the equation of a line i.e y − y1 = M(x − x1),

M = -1/12, x1 = 8 and y1 = 9

y-9 = -1/12(x-8)

Can someone please help

Answers

Answer:The top half is counting by 3s so you could do that and the answers for the bottom is 36 and then 48

Step-by-step explanation:

Answer:

3,  6,  9, 12, 15

12,24,36,48,60

Step-by-step explanation:the top row is going upby 3 and the second row by 12

Solve for x:
3(x - 2) = 4x + 8

Answers

Answer:

Step-by-step explanation:

3x-6=4x+8

-8-6=4x-3x

-14=x

Answer:

x = -14

Step-by-step explanation:

3(x - 2) = 4x + 8

~Distribute left side

3x - 6 = 4x + 8

~Add 6 to both sides

3x = 4x + 14

~Subtract 4x to both sides

-x = 14

~Divide -1 to both sides

x = -14

Best of Luck!

if y=2x+2 and 4x+3y=26m, then find the value of x^2+y^2

Answers

Answer:

x² + y² is equal to = (4 / 81)(845m² + 78m + 18)

Step-by-step explanation:

We first need to get the values of x and y, which can be done using a system of equations, substituting one of the two functions into the other:

Given:

y = 2x + 2

3x + 3y = 26m

Then:

3x + 3(2x + 2) = 26m

3x + 6x + 6 = 26m

9x + 6 = 26m

9x = 26m - 6

x = (26m - 6) / 9

Now we can solve for y:

y = 2x + 2

y = 2(26m - 6) / 9 + 2

y = 2(26m - 6) / 9 + 18 / 9

y = (52m - 12 + 18) / 9

y = (52m + 6) / 9

Now we can sum up their squares:

x² + y²

= ((26m - 6) / 9)² + ((52m + 6) / 9)²

= (676m² - 312m + 36) / 81 + (2704m² + 624m + 36) / 81

= (3380m² + 312m + 72) / 81

= (4 / 81)(845m² + 78m + 18)

Can someone answer this please. I need to answer this before class ends and it ends at 8:40

Answers

4i because everything I. Square root turns to positive

if i start with a fraction my answer will be a _______.

Answers

A fraction because you do the chongle

If 5^-x = 25, what is the value of 5^0.5x?

Answers

Answer:

1/5

Step-by-step explanation:

[tex]5^{-x}= 25\\\\5^{0.5x) = (5^{-x})^{-0.5}\\\\=(25)^{-0.5}\\\\=(25)^{\frac{-1}{2}}\\\\=(\sqrt{25})^{-1}\\\\=5^{-1}\\\\= \frac{1}{5}[/tex]

Help ASAP don't spam please, its about exponents

Answers

Answer:

i think A

Step-by-step explanation:

Answer:

2

Step-by-step explanation:

[tex] \frac{64 \times {5}^{ \sqrt{25} } \times {17}^{ \sqrt{27} \times {17}^{ - \sqrt{12} } } }{2 \times {5}^{5} \times 16 \times {17}^{ \sqrt{3} } } \\ \\ = \frac{64 \times {5}^{ 5 } \times {17}^{ 3\sqrt{3} \times {17}^{ - 2 \sqrt{3} } } }{32 \times {5}^{5} \times {17}^{ \sqrt{3} } } \\ \\ = \frac{2 \times {5}^{ 5 } \times {17}^{ 3\sqrt{3} \times {17}^{ - 2 \sqrt{3} } } }{{5}^{5} \times {17}^{ \sqrt{3} } } \\ \\ = \frac{2 \times {17}^{ 3\sqrt{3} - 2 \sqrt{3} } }{ {17}^{ \sqrt{3} } } \\ \\ = \frac{2 \times {17}^{ \sqrt{3}} }{ {17}^{ \sqrt{3} } } \\ \\ = 2[/tex]

Which function is represented by this graph?

Answers

it’s the first option
I want to say the number 1 but number 3 looks good too.

Just go with 1

Rose has a vase with 13 flowers. She puts 7 more flowers in the vase. How many flowers are in the vase?

Answers

She has 20 flowers in the vase.

Answer:

20

Step-by-step explanation:

if she has 13 flowers and adds 7 more that is 20 because 13+7=20

Two linear functions, f (2) and g (2) are given below. Which function represents the sum of the two functions?
f (x) = -6x + 3 and g(x) = 3.3 - 5
O f(x) + g(x) = -92 – 8
O f() + g(x) = 9x + 8
Of(x) + g(x) = 3x - 2
O f(x) + g(x) = -32 – 2

Answers

please try to correct the the question.because the second function is a constant function.i mean it has an answer but it is not found in the match.

pls help asap Which ratios represent Pi

A. 66:21
B. 60:20
C. 45:15
D. 22:7
E. 21:7

Answers

the answer to this is D

The ratio 22:7 represent the value of π.

The correct option is D.

What is the ratio?

The ratio is a numerical relationship between two values that demonstrates how frequently one value contains or is contained within another.

Given:

An expression: π

The value of π is 22/7.

In the ratio form the value is,

22:7.

Therefore, the ratio is 22:7.

To learn more about the ratio;

https://brainly.com/question/13419413

#SPJ2

(x = 3)
Solve:
5х + 6 = 21

Answers

Answer:

5x+6=21 is the same as 15+6=21

Step-by-step explanation:

hope this is what you wanted :)

An electrician needs 2 rolls of electrical wire to wire each room in a house. How many rooms can he wire with 2/3 of a roll of wire? HELP

Answers

Answer:

Step-by-step explanation:

An electrician needs 2 rolls of electrical wire to wire each room in a house. How many rooms can he wire with 2/3 of a roll of wire? HEL

An electrician needs 2 rolls of electrical wire to wire each room in a house. How many rooms can he wire with 2/3 of a roll of wire? HEL

An electrician needs 2 rolls of electrical wire to wire each room in a house. How many rooms can he wire with 2/3 of a roll of wire? HEL

An electrician needs 2 rolls of electrical wire to wire each room in a house. How many rooms can he wire with 2/3 of a roll of wire? HEL

Please help me I don’t have much time please look at the picture

Answers

Answer:

Just add the painted miles

2 1/6 + 1 2/3

=3 5/6

then we subtact the total miles that wanna be painted which is 6

6 - 3 5/6

=2 1/6

The answer B

the answer would be, b.

Factorise the following 5y^2-20y-8z+2yz

Answers

Answer:

[tex](5y+2z)(y-4)[/tex]

Step-by-step explanation:

[tex]5y^2-20y-8z+2yz=\\5y^2-20y+2yz-8z=\\5y(y-4)+2z(y-4)=\\(5y+2z)(y-4)[/tex]

Sally has 50 pencils. 38% of them have stripes. How many pencils have stripes?

⚠️PLEASE SHOW WORK


Answers

Answer:

19

Step-by-step explanation:

Answer:

38 multiplied by 50/100 equals 19

Step-by-step explanation:

just multiply 38 and 50 then over 100 and divide then you should get 19

help please will give brainliest ​

Answers

Answer:

The quadrilateral is a trapezoid

Step-by-step explanation:

Determine the type of correlation that exists in the given data set. {(45, 18), (62, 13), (72, 11), (55, 15), (38, 21), (26, 31), (93, 9), (64, 13), (29, 28), (33, 25), (49, 17)} A. A positive correlation exists between the variables in this data set. B. A negative correlation exists between the variables in this data set. C. No correlation exists between the variables in this data set. D. There is not enough information to determine what type of correlation exists between the variables in this data set.

Answers

Answer:

D: There is not enough information to determine what type of correlation exists between the variables in this data set.

Step-by-step explanation:

as if you were to place all these dots unto a graph the data will be unclear as they're too scattered to come to a conclusion if it's positive or negative

Find the length of the missing side (nearest tenth).
19 in
25 in

Answers

Not sure if I’m right but in the picture I have the answer and the work along with it

Find the length of a square with a perimeter of 80 yards

Answers

the length would be 20 yards

Answer:

20 yes

Step-by-step explanation:

80÷4=20 there are 4 sides to a square

This recipe makes 12 flapjacks.
How much of each ingredient is needed to make 18 flapjacks by following this recipe?

Recipe: Makes 12 flapjacks
140 g margarine
120 g sugar
100 ml syrup
240 g oats
50 g raisins
PLEASE HELPPP

Answers

Divide 12 by all of the ingredients then multiply them by 18
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