-139-2x=57-9x

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Solution for -139-2x=57-9x equation:


Simplifying
-139 + -2x = 57 + -9x

Solving
-139 + -2x = 57 + -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.
-139 + -2x + 9x = 57 + -9x + 9x

Combine like terms: -2x + 9x = 7x
-139 + 7x = 57 + -9x + 9x

Combine like terms: -9x + 9x = 0
-139 + 7x = 57 + 0
-139 + 7x = 57

Add '139' to each side of the equation.
-139 + 139 + 7x = 57 + 139

Combine like terms: -139 + 139 = 0
0 + 7x = 57 + 139
7x = 57 + 139

Combine like terms: 57 + 139 = 196
7x = 196

Divide each side by '7'.
x = 28

Simplifying
x = 28

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