SOLUTION: Please I need some help triying to resolve this question. Find the measure of an angle if its supplement measures 165 less than 6 times its complement.

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Question 883228: Please I need some help triying to resolve this question. Find the measure of an angle if its supplement measures 165 less than 6 times its complement.
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
S=6C-165
But,
A%2BC=90
A%2BS=180
Subtracting eq. 2 from eq. 3,
S-C=90
Substituting from eq. 1,
6C-165-C=90
5C=255
C=51
S=90%2B51=141
A=90-51=39