5x+4(x+9)=135

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Solution for 5x+4(x+9)=135 equation:


Simplifying
5x + 4(x + 9) = 135

Reorder the terms:
5x + 4(9 + x) = 135
5x + (9 * 4 + x * 4) = 135
5x + (36 + 4x) = 135

Reorder the terms:
36 + 5x + 4x = 135

Combine like terms: 5x + 4x = 9x
36 + 9x = 135

Solving
36 + 9x = 135

Solving for variable 'x'.

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

Add '-36' to each side of the equation.
36 + -36 + 9x = 135 + -36

Combine like terms: 36 + -36 = 0
0 + 9x = 135 + -36
9x = 135 + -36

Combine like terms: 135 + -36 = 99
9x = 99

Divide each side by '9'.
x = 11

Simplifying
x = 11

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