SOLUTION: The sum of the angle of a triangle is 180〫. If one angle of a triangle measures x and the second angle measures (5x+18)〫, express the measure of the third angle in te

Algebra ->  Expressions-with-variables -> SOLUTION: The sum of the angle of a triangle is 180〫. If one angle of a triangle measures x and the second angle measures (5x+18)〫, express the measure of the third angle in te      Log On


   

Question 381295: The sum of the angle of a triangle is 180〫. If one angle of a triangle measures x and the second angle measures (5x+18)〫, express the measure of the third angle in terms of x. Simplify the expression.
Found 2 solutions by mananth, stanbon:
Answer by mananth(16946) About Me  (Show Source):
You can put this solution on YOUR website!
One angle = x
second angle = (5x+18)
third angle = 180 - (x+5x+18)
third angle = 180-(6x+18)
third angle = 180 -6x-18
third angle = %28162-6x%29degrees

Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
The sum of the angle of a triangle is 180〫. If one angle of a triangle measures x and the second angle measures (5x+18)〫, express the measure of the third angle in terms of x. Simplify the expression.
-----
3rd angle = 180-(x+5x+18)
= 180-6x-18
= 162-6x
--------------------------
Cheers,
Stan H.