SOLUTION: an angle is equal to one half its supplement. find the supplement

Question 343458: an angle is equal to one half its supplement. find the supplement
Found 2 solutions by Fombitz, ewatrrr:
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!

.
.

Substituting,

degrees
Then

degrees
Answer by ewatrrr(24785) (Show Source): You can put this solution on YOUR website!
BY DEFINITION THE SUM OF SUPPLEMENTARY ANGLES IS 180 DEGREES!

THE QUESTION STATES THE FOLLOWING TO BE TRUE:

SUBSITUTE

SIMPLY: MULTIPLY EACH TERM IN THE EQUATION BY 2

COMBINE

SOLVE:
DIVIDE EACH SIDE OF THE EQUATION BY 3
YOU HAVE FOUND THAT SUPPLEMENT!!

CHECK YOUR ANSWER!! 120 +(120/2) = 180

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