9x-45=5x+135

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Solution for 9x-45=5x+135 equation:


Simplifying
9x + -45 = 5x + 135

Reorder the terms:
-45 + 9x = 5x + 135

Reorder the terms:
-45 + 9x = 135 + 5x

Solving
-45 + 9x = 135 + 5x

Solving for variable 'x'.

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

Add '-5x' to each side of the equation.
-45 + 9x + -5x = 135 + 5x + -5x

Combine like terms: 9x + -5x = 4x
-45 + 4x = 135 + 5x + -5x

Combine like terms: 5x + -5x = 0
-45 + 4x = 135 + 0
-45 + 4x = 135

Add '45' to each side of the equation.
-45 + 45 + 4x = 135 + 45

Combine like terms: -45 + 45 = 0
0 + 4x = 135 + 45
4x = 135 + 45

Combine like terms: 135 + 45 = 180
4x = 180

Divide each side by '4'.
x = 45

Simplifying
x = 45

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