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The variables Y and X have a proportional relationship, and y=12 when x=5. What is value of y when x =8? Enter your answer in the box.
y=_____

Respuesta :

Answer:

19.2

Step-by-step explanation:

X=12/5

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Answer:

y=19.2

Step-by-step explanation:

Here as y is proportional to x

so

[tex]y=kx[/tex]

When y = 12 , x = 5

We have

12 = 5k

[tex]k=\frac{12}{5}=2.4[/tex]

So now we have

y=2.4x

When x = 8

y = 2.4(8)

y = 19.2

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