Question

Write an equation for the data. x y 0 0 2 –4 4 –8 6 –12 A. y = 2x – 2 B. y = 2x C. y = –2x D. y = x + 2

Answer 1

C. y = -2x.

Explanation:

x y

0 0

2 -4

4 - 8

6 -12

Note that the y values = x values * -2,

so the equation is y = -2x.