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pishuonlain [190]
3 years ago
13

Suppose y varies with x. Write a direct variation equation that relates x and y. Then find the value of y when x=10

Mathematics
1 answer:
hichkok12 [17]3 years ago
4 0

Answer:

  • y = 1.5x
  • y = 15 when x = 10

Step-by-step explanation:

A direct variation equation is of the form ...

  y = kx

for some constant k. We can arbitrarily choose k=1.5, so our equation is ...

  y = 1.5x

For x=10, the value of y is ...

  y = 1.5·10 = 15

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