thepatatolife thepatatolife
  • 18-12-2018
  • Mathematics
contestada

Write an equation that gives the proportional relationship of the graph.


A)

y = 1/6x



B)

y = 2x



C)

y = 6x



D)

y = 12x

Write an equation that gives the proportional relationship of the graph A y 16x B y 2x C y 6x D y 12x class=

Respuesta :

sqdancefan
sqdancefan sqdancefan
  • 18-12-2018

Answer:

C) y = 6x

Step-by-step explanation:

Pick any point. It is often convenient to use x = 1 (no marked point) or x = 10 (where y = 60).

Use these values to see which equation agrees.

A: 60 ≠ (1/6)·10

B: 60 ≠ 2·20

C: 60 = 6·10

D: 60 ≠ 12·10

____

Or, you can solve ...

... y = kx

for k, using the point values you found on the graph.

... 60 = k·10

... 60/10 = k = 6 . . . . . divide by 10

This makes the equation be ...

... y = 6x . . . . . . matches selection C

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