alisa715 alisa715

07-10-2019
Mathematics

contestada

Which are the coordinates of the x-intercept in the equation -4x + 5y = 20?

Respuesta :

Flamecaster Flamecaster

07-10-2019

Answer:

The x intercept is (-5,0)

Step-by-step explanation:

1. First, it would be helpful to rewrite the equation to be in y=mx+b form.

5y=4x+20

y=(4/5)x+4

2. Then, plug in 0 for y.

0=(4/5)x+4

3. Then, solve.

-4=(4/5)x

-20=4x

x=-5

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