SOLUTION: find the measure of an angle if the measure of its supplement is 4 degrees more than twice the measure of its complement.

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Question 894231: find the measure of an angle if the measure of its supplement is 4 degrees more than twice the measure of its complement.
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
A%2BS=180 Definition of supplementary
A%2BC=90 Definition of complementary
Subtract second equation from first,
A%2BS-A-C=180-90
S-C=90
Also,
S=4%2B2C
Substitute,
%284%2B2C%29-C=90
4%2BC=90
C=86degrees
Then,
A%2B86=90
A=4degrees