3 years ago

Is the equation true, false, or open? Explain. -9a + 3 = -9a + 3* 5

Mathematics

1 answer:

Sholpan [36]3 years ago

8 0

Answer:

the answer is false because 3 is multiplied with 5 on the right side

Then, when substitute any number , there remain difference

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Maya shaved her head and then began letting her hair grow. She represents the length

Svetach [21]

Answer:

1.25 is the rate of growth of hairs per month.

Step-by-step explanation:

Given : L represents the length of hair.

m represents months after she shaved her head .

Equation :

To Find: What does 1.25 mean in this situation?

Solution:

Equation :

Since it is linear function . So, 1.25 is the slope

Slope is the rate of change per unit.

So, 1.25 is the rate of growth of hairs per month.

4 0

1 year ago

Nine identical cakes weigh a total of 20¼ pounds. How much does each cake weigh? Simplify.

KATRIN_1 [288]

Answer:

$2\frac{1}{4}$

Step-by-step explanation:

20 1/4 = 20.25

20.25/9 = 2.25

2.25 = $2\frac{1}{4}$

Each cake weighs 2.25 pounds.

4 0

3 years ago

What is the solution to the equation 4 + 3sqrt 2y = 6?

mojhsa [17]

Answer:

4+3√2y = 6

3√2y = -4+6

3√2y = 2

(3√2y)2 = (2)2

18y = 4

Add 4 to both sides

18y = 4

Divide both sides by 18

A possible solution is :

y = (2/9)

7 0

3 years ago

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Which of the following is the same as 8.4x10²

Marta_Voda [28]

Answer:

840

Step-by-step explanation:

8.4x10^2

8.4x100

move the decimal to the right for the amount of zeros :)

840

5 0

3 years ago

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Which of these is not an integer?<br> 5 points<br> 6/3<br> 3/6<br> 6/2

laiz [17]

Answer:

3/6

Step-by-step explanation:

4 0

3 years ago

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