9(8+x)=135

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Solution for 9(8+x)=135 equation: 


Simplifying
9(8 + x) = 135
(8 * 9 + x * 9) = 135
(72 + 9x) = 135

Solving
72 + 9x = 135

Solving for variable 'x'.

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

Add '-72' to each side of the equation.
72 + -72 + 9x = 135 + -72

Combine like terms: 72 + -72 = 0
0 + 9x = 135 + -72
9x = 135 + -72

Combine like terms: 135 + -72 = 63
9x = 63

Divide each side by '9'.
x = 7

Simplifying
x = 7

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