5x-4(-x-4)=115

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Solution for 5x-4(-x-4)=115 equation:


Simplifying
5x + -4(-1x + -4) = 115

Reorder the terms:
5x + -4(-4 + -1x) = 115
5x + (-4 * -4 + -1x * -4) = 115
5x + (16 + 4x) = 115

Reorder the terms:
16 + 5x + 4x = 115

Combine like terms: 5x + 4x = 9x
16 + 9x = 115

Solving
16 + 9x = 115

Solving for variable 'x'.

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

Add '-16' to each side of the equation.
16 + -16 + 9x = 115 + -16

Combine like terms: 16 + -16 = 0
0 + 9x = 115 + -16
9x = 115 + -16

Combine like terms: 115 + -16 = 99
9x = 99

Divide each side by '9'.
x = 11

Simplifying
x = 11

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