2x-121=x+9

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Solution for 2x-121=x+9 equation:


Simplifying
2x + -121 = x + 9

Reorder the terms:
-121 + 2x = x + 9

Reorder the terms:
-121 + 2x = 9 + x

Solving
-121 + 2x = 9 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
-121 + 2x + -1x = 9 + x + -1x

Combine like terms: 2x + -1x = 1x
-121 + 1x = 9 + x + -1x

Combine like terms: x + -1x = 0
-121 + 1x = 9 + 0
-121 + 1x = 9

Add '121' to each side of the equation.
-121 + 121 + 1x = 9 + 121

Combine like terms: -121 + 121 = 0
0 + 1x = 9 + 121
1x = 9 + 121

Combine like terms: 9 + 121 = 130
1x = 130

Divide each side by '1'.
x = 130

Simplifying
x = 130

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