9x-155=2x-8

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Solution for 9x-155=2x-8 equation:


Simplifying
9x + -155 = 2x + -8

Reorder the terms:
-155 + 9x = 2x + -8

Reorder the terms:
-155 + 9x = -8 + 2x

Solving
-155 + 9x = -8 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
-155 + 9x + -2x = -8 + 2x + -2x

Combine like terms: 9x + -2x = 7x
-155 + 7x = -8 + 2x + -2x

Combine like terms: 2x + -2x = 0
-155 + 7x = -8 + 0
-155 + 7x = -8

Add '155' to each side of the equation.
-155 + 155 + 7x = -8 + 155

Combine like terms: -155 + 155 = 0
0 + 7x = -8 + 155
7x = -8 + 155

Combine like terms: -8 + 155 = 147
7x = 147

Divide each side by '7'.
x = 21

Simplifying
x = 21

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