SOLUTION: (11x-12)+(2x+10)=180

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Question 787531: (11x-12)+(2x+10)=180
Answer by waynest(281) About Me  (Show Source):
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(11x - 12) + (2x + 10) = 180
11x + 2x -12 + 10 = 180
13x - 2 = 180
13x -2 + 2 = 180 + 2
13x = 182
13x/13 = 182/13
x = 14
check:
(11(14) -12) + (2(14) + 10) = 180
(142) + (38) = 180
180 = 180