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3 years ago

What is the constant rate

Mathematics

1 answer:

dedylja [7]3 years ago

3 0

The answer is Cu = X times 2.5

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A certain positive number is multiplied by 4, and then the result is subtracted from the original number. The result is 21 less

stira [4]

Answer:

The number is 7

Step-by-step explanation:

certain positive number: x

x is multipled by 4:

result of this is subtracted from the original number:

so original number minus 4x,

x - 4x

the result is 21 less than 0, this means negative 21

x - 4x = 0 - 21 = -21

do algebra:

-3x = -21

multiply both sides by -1

3x = 21

divide both sides by 3

x=7

(certain positive number: x) is equal to 7

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2 years ago

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Why would the law of cosines be used to solve for b in the triangle below? SAS is given, and the unknown measure, b, is a side l

Naddika [18.5K]

Answer:

it's a

Step-by-step explanation:

its a on edge

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2 years ago

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I need some help please

Mama L [17]

Answer: 4

4 is the correct answer

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3 years ago

6th grade math help me, please:)))

Lesechka [4]

Step-by-step explanation:

Hi there!!! 

The answer is option A. 

reason look in picture. 

if you want to solve it just cross multiply it,

 $60x = 240000 \times 100$ 

or,

 $x = 24000000 \div 60$ 

and the answer would be 400000.

Hope it helps...

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3 years ago

Which answer choices is a run on sentence?

liberstina [14]

A would be the answer John hit the baseball it went over the fence.

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2 years ago

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