X+7+x-8+90=180

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Solution for X+7+x-8+90=180 equation:


Simplifying
X + 7 + x + -8 + 90 = 180

Reorder the terms:
7 + -8 + 90 + X + x = 180

Combine like terms: 7 + -8 = -1
-1 + 90 + X + x = 180

Combine like terms: -1 + 90 = 89
89 + X + x = 180

Solving
89 + X + x = 180

Solving for variable 'X'.

Move all terms containing X to the left, all other terms to the right.

Add '-89' to each side of the equation.
89 + X + -89 + x = 180 + -89

Reorder the terms:
89 + -89 + X + x = 180 + -89

Combine like terms: 89 + -89 = 0
0 + X + x = 180 + -89
X + x = 180 + -89

Combine like terms: 180 + -89 = 91
X + x = 91

Add '-1x' to each side of the equation.
X + x + -1x = 91 + -1x

Combine like terms: x + -1x = 0
X + 0 = 91 + -1x
X = 91 + -1x

Simplifying
X = 91 + -1x

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