SOLUTION: angles l and m are supplementary. Angle l has a measure of (3x +5) and Angle M has a measure of 47 degrees. What is the value of x?

Algebra ->  Angles -> SOLUTION: angles l and m are supplementary. Angle l has a measure of (3x +5) and Angle M has a measure of 47 degrees. What is the value of x?      Log On


   

Question 1073157: angles l and m are supplementary. Angle l has a measure of (3x +5) and Angle M has a measure of 47 degrees. What is the value of x?
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
By definition,
%283x%2B5%29%2B47=180
3x%2B52=180
3x=128
Solve for x.