2x+149=9x-12

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Solution for 2x+149=9x-12 equation:


Simplifying
2x + 149 = 9x + -12

Reorder the terms:
149 + 2x = 9x + -12

Reorder the terms:
149 + 2x = -12 + 9x

Solving
149 + 2x = -12 + 9x

Solving for variable 'x'.

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

Add '-9x' to each side of the equation.
149 + 2x + -9x = -12 + 9x + -9x

Combine like terms: 2x + -9x = -7x
149 + -7x = -12 + 9x + -9x

Combine like terms: 9x + -9x = 0
149 + -7x = -12 + 0
149 + -7x = -12

Add '-149' to each side of the equation.
149 + -149 + -7x = -12 + -149

Combine like terms: 149 + -149 = 0
0 + -7x = -12 + -149
-7x = -12 + -149

Combine like terms: -12 + -149 = -161
-7x = -161

Divide each side by '-7'.
x = 23

Simplifying
x = 23

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