2x+139=7x-11

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Solution for 2x+139=7x-11 equation:


Simplifying
2x + 139 = 7x + -11

Reorder the terms:
139 + 2x = 7x + -11

Reorder the terms:
139 + 2x = -11 + 7x

Solving
139 + 2x = -11 + 7x

Solving for variable 'x'.

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

Add '-7x' to each side of the equation.
139 + 2x + -7x = -11 + 7x + -7x

Combine like terms: 2x + -7x = -5x
139 + -5x = -11 + 7x + -7x

Combine like terms: 7x + -7x = 0
139 + -5x = -11 + 0
139 + -5x = -11

Add '-139' to each side of the equation.
139 + -139 + -5x = -11 + -139

Combine like terms: 139 + -139 = 0
0 + -5x = -11 + -139
-5x = -11 + -139

Combine like terms: -11 + -139 = -150
-5x = -150

Divide each side by '-5'.
x = 30

Simplifying
x = 30

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