Solve for x
x=39
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2x-15+27+90=180
Combine x and x to get 2x.
2x+12+90=180
Add -15 and 27 to get 12.
2x+102=180
Add 12 and 90 to get 102.
2x=180-102
Subtract 102 from both sides.
2x=78
Subtract 102 from 180 to get 78.
x=\frac{78}{2}
Divide both sides by 2.
x=39
Divide 78 by 2 to get 39.
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