(13x-4)-(-8x-8)=

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Solution for (13x-4)-(-8x-8)= equation:


Simplifying
(13x + -4) + -1(-8x + -8) = 0

Reorder the terms:
(-4 + 13x) + -1(-8x + -8) = 0

Remove parenthesis around (-4 + 13x)
-4 + 13x + -1(-8x + -8) = 0

Reorder the terms:
-4 + 13x + -1(-8 + -8x) = 0
-4 + 13x + (-8 * -1 + -8x * -1) = 0
-4 + 13x + (8 + 8x) = 0

Reorder the terms:
-4 + 8 + 13x + 8x = 0

Combine like terms: -4 + 8 = 4
4 + 13x + 8x = 0

Combine like terms: 13x + 8x = 21x
4 + 21x = 0

Solving
4 + 21x = 0

Solving for variable 'x'.

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

Add '-4' to each side of the equation.
4 + -4 + 21x = 0 + -4

Combine like terms: 4 + -4 = 0
0 + 21x = 0 + -4
21x = 0 + -4

Combine like terms: 0 + -4 = -4
21x = -4

Divide each side by '21'.
x = -0.1904761905

Simplifying
x = -0.1904761905

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