7x+(11x+9)=135

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Solution for 7x+(11x+9)=135 equation:


Simplifying
7x + (11x + 9) = 135

Reorder the terms:
7x + (9 + 11x) = 135

Remove parenthesis around (9 + 11x)
7x + 9 + 11x = 135

Reorder the terms:
9 + 7x + 11x = 135

Combine like terms: 7x + 11x = 18x
9 + 18x = 135

Solving
9 + 18x = 135

Solving for variable 'x'.

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

Add '-9' to each side of the equation.
9 + -9 + 18x = 135 + -9

Combine like terms: 9 + -9 = 0
0 + 18x = 135 + -9
18x = 135 + -9

Combine like terms: 135 + -9 = 126
18x = 126

Divide each side by '18'.
x = 7

Simplifying
x = 7

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