SOLUTION: Two angles are supplementary. If the m∠A is five times the sum of the m∠B plus 7.2�, what is m∠B?

SOLUTION: Two angles are supplementary. If the m∠A is five times the sum of the m∠B plus 7.2�, what is m∠B?

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Question 1080878: Two angles are supplementary. If the m∠A is five times the sum of the m∠B plus 7.2�, what is m∠B?

Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!

and

Substituting,

Solve for B, then use either equation to solve for A.

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