135=3x+4(5x-18)

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Solution for 135=3x+4(5x-18) equation:


Simplifying
135 = 3x + 4(5x + -18)

Reorder the terms:
135 = 3x + 4(-18 + 5x)
135 = 3x + (-18 * 4 + 5x * 4)
135 = 3x + (-72 + 20x)

Reorder the terms:
135 = -72 + 3x + 20x

Combine like terms: 3x + 20x = 23x
135 = -72 + 23x

Solving
135 = -72 + 23x

Solving for variable 'x'.

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

Add '-23x' to each side of the equation.
135 + -23x = -72 + 23x + -23x

Combine like terms: 23x + -23x = 0
135 + -23x = -72 + 0
135 + -23x = -72

Add '-135' to each side of the equation.
135 + -135 + -23x = -72 + -135

Combine like terms: 135 + -135 = 0
0 + -23x = -72 + -135
-23x = -72 + -135

Combine like terms: -72 + -135 = -207
-23x = -207

Divide each side by '-23'.
x = 9

Simplifying
x = 9

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