SOLUTION: the supplement of an angle is twice the measure of the angle. find the measure of the angles and its supplement

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Question 947095: the supplement of an angle is twice the measure of the angle. find the measure of the angles and its supplement
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
A%2BS=180
.
.
S=2A
Substituting,
A%2B2A=180
3A=180
A=60
THen,
S=2%2860%29
S=120