SOLUTION: angle A is 21 less than twice as large as its supplement angle B

Question 344061: angle A is 21 less than twice as large as its supplement angle B
Found 2 solutions by Fombitz, JBarnum:
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!

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Substitute,

degrees
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degrees
Answer by JBarnum(2146) (Show Source): You can put this solution on YOUR website!
supplement angles add up to 180
A+B=180
A=2B-21 "A is 21 less than twice as large as its supplement angle B"

i dont know if ur looking for just the expression or trying to solve for each angle?

Check

Correct

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