2x-129+9x=91

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Solution for 2x-129+9x=91 equation:


Simplifying
2x + -129 + 9x = 91

Reorder the terms:
-129 + 2x + 9x = 91

Combine like terms: 2x + 9x = 11x
-129 + 11x = 91

Solving
-129 + 11x = 91

Solving for variable 'x'.

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

Add '129' to each side of the equation.
-129 + 129 + 11x = 91 + 129

Combine like terms: -129 + 129 = 0
0 + 11x = 91 + 129
11x = 91 + 129

Combine like terms: 91 + 129 = 220
11x = 220

Divide each side by '11'.
x = 20

Simplifying
x = 20

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