138-5x=4x+12

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Solution for 138-5x=4x+12 equation:


Simplifying
138 + -5x = 4x + 12

Reorder the terms:
138 + -5x = 12 + 4x

Solving
138 + -5x = 12 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
138 + -5x + -4x = 12 + 4x + -4x

Combine like terms: -5x + -4x = -9x
138 + -9x = 12 + 4x + -4x

Combine like terms: 4x + -4x = 0
138 + -9x = 12 + 0
138 + -9x = 12

Add '-138' to each side of the equation.
138 + -138 + -9x = 12 + -138

Combine like terms: 138 + -138 = 0
0 + -9x = 12 + -138
-9x = 12 + -138

Combine like terms: 12 + -138 = -126
-9x = -126

Divide each side by '-9'.
x = 14

Simplifying
x = 14

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