7x-5(4x-9)=136

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Solution for 7x-5(4x-9)=136 equation:


Simplifying
7x + -5(4x + -9) = 136

Reorder the terms:
7x + -5(-9 + 4x) = 136
7x + (-9 * -5 + 4x * -5) = 136
7x + (45 + -20x) = 136

Reorder the terms:
45 + 7x + -20x = 136

Combine like terms: 7x + -20x = -13x
45 + -13x = 136

Solving
45 + -13x = 136

Solving for variable 'x'.

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

Add '-45' to each side of the equation.
45 + -45 + -13x = 136 + -45

Combine like terms: 45 + -45 = 0
0 + -13x = 136 + -45
-13x = 136 + -45

Combine like terms: 136 + -45 = 91
-13x = 91

Divide each side by '-13'.
x = -7

Simplifying
x = -7

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