SOLUTION: A= 4x+20; B=3x If A is the supplement of the complement of B, solve for x.

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Question 495969: A= 4x+20; B=3x
If A is the supplement of the complement of B, solve for x.
Answer by nerdybill(7384) About Me  (Show Source):
You can put this solution on YOUR website!
A= 4x+20; B=3x
If A is the supplement of the complement of B, solve for x.
.
"complement of B" = 90-3x
"supplement of the complement of B" = 180-(90-3x) = 90+3x
.
4x+20 = 90+3x
4x = 70+3x
x = 70 degrees