3x+121=12x-14

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Solution for 3x+121=12x-14 equation:


Simplifying
3x + 121 = 12x + -14

Reorder the terms:
121 + 3x = 12x + -14

Reorder the terms:
121 + 3x = -14 + 12x

Solving
121 + 3x = -14 + 12x

Solving for variable 'x'.

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

Add '-12x' to each side of the equation.
121 + 3x + -12x = -14 + 12x + -12x

Combine like terms: 3x + -12x = -9x
121 + -9x = -14 + 12x + -12x

Combine like terms: 12x + -12x = 0
121 + -9x = -14 + 0
121 + -9x = -14

Add '-121' to each side of the equation.
121 + -121 + -9x = -14 + -121

Combine like terms: 121 + -121 = 0
0 + -9x = -14 + -121
-9x = -14 + -121

Combine like terms: -14 + -121 = -135
-9x = -135

Divide each side by '-9'.
x = 15

Simplifying
x = 15

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