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18-10-2020
Mathematics

contestada

What is the slope of a line perpendicular to the line whose equation is
2x – 2y = 20.

What is the slope of a line perpendicular to the line whose equation is 2x 2y 20 class=

Respuesta :

mlarsen5000 mlarsen5000

18-10-2020

Answer:

-1

Step-by-step explanation:

Solve for y into y=mx+b

2x-2y=20

-2y=-2x+20

y=(-2x+20)/-2

y=x-10

the slope is m, so it’s 1

A line perpendicular to that would be -1

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