Question

Find the x-intercept of the function y=−0.2x+0.55

Answer 1

x=-2.75

Explanation:

Plug y=0 into the equation and solve for x:

y=-0.2x+0.55

0=-0.2x+0.55

-0.55=0.2x

-2.75=x

Therefore, x=-2.75

Answer 2

2.75

Explanation:

y=0

−0.2x+0.55=0

0.2x=0.55

x=2.75