121-6x=3x+13

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Solution for 121-6x=3x+13 equation:


Simplifying
121 + -6x = 3x + 13

Reorder the terms:
121 + -6x = 13 + 3x

Solving
121 + -6x = 13 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
121 + -6x + -3x = 13 + 3x + -3x

Combine like terms: -6x + -3x = -9x
121 + -9x = 13 + 3x + -3x

Combine like terms: 3x + -3x = 0
121 + -9x = 13 + 0
121 + -9x = 13

Add '-121' to each side of the equation.
121 + -121 + -9x = 13 + -121

Combine like terms: 121 + -121 = 0
0 + -9x = 13 + -121
-9x = 13 + -121

Combine like terms: 13 + -121 = -108
-9x = -108

Divide each side by '-9'.
x = 12

Simplifying
x = 12

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