How do you solve -2abs(y-7)+18=8?

1 Answer
Mar 20, 2017

y = 12 or y = 2

Explanation:

First subtract 18 from both sides
-2abs(y-7) = 8-18
-2abs(y-7) = -10

Then divide both sides by -2
abs(y-7) = 5

Since abs(y-7) = 5
y-7 = 5 or y-7 = -5
y = 5+7 or y = -5+7
y = 12 or y = 2