SOLUTION: The three angles of a triangular flag are x,twice the compliment of x,and one-eight the supplement of x.Find the angle measures.

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Question 963285: The three angles of a triangular flag are x,twice the compliment of x,and one-eight the supplement of x.Find the angle measures.
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
The angles sum to 180.
C%2Bx=90
C=90-x
.
.
S%2Bx=180
S=180-x
.
.
x%2B2C%2BS%2F8=180
8x%2B16C%2BS=1440
8x%2B16%2890-x%29%2B180-x=1440
8x%2B1440-16x%2B180-x=1440
-9x%2B180=0
x=highlight%2820%29
Then,
2C=2%2890-20%29=highlight%28140%29
and,
S%2F8=180-x-2C=180-20-140=highlight%2820%29