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ASHA 777 [7]
3 years ago
8

HELP PLEASE I WILL GIVE YOU BRAINLIEST!!!

Mathematics
1 answer:
sveta [45]3 years ago
7 0
A.
Hope it helpssssssssssssssssss
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Delvig [45]

Answer:

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If y varies directly as x, and y is 400 when x is randy is r when x is 4, what is the numeric constant of variation in this rela
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The numeric constant of variation is 100

Step-by-step explanation:

Direct proportion means that increase in one variable cause increase in other variable

Here,

It is given that

y varies directly as x

y∝x

when the proportionality symbol is removed a proportionality constant is introduced

y = kx

Given that

y = 100 when x = 4

Putting the values

400 = k * 4\\k = \frac{400}{4}\\k = 100

The numeric constant of variation is 100

Keywords: Proportion variation

Learn more about direct proportion at:

  • brainly.com/question/1234767
  • brainly.com/question/1232765

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3 years ago
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Wewaii [24]

Answer:

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Step-by-step explanation:

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93°+3x+18°=180°

111°+3x=180°

3x=180°-111°

3x=69°

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4 years ago
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Svetradugi [14.3K]

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