-20+-4x=-2(4x+-4)

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Solution for -20+-4x=-2(4x+-4) equation:


Simplifying
-20 + -4x = -2(4x + -4)

Reorder the terms:
-20 + -4x = -2(-4 + 4x)
-20 + -4x = (-4 * -2 + 4x * -2)
-20 + -4x = (8 + -8x)

Solving
-20 + -4x = 8 + -8x

Solving for variable 'x'.

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

Add '8x' to each side of the equation.
-20 + -4x + 8x = 8 + -8x + 8x

Combine like terms: -4x + 8x = 4x
-20 + 4x = 8 + -8x + 8x

Combine like terms: -8x + 8x = 0
-20 + 4x = 8 + 0
-20 + 4x = 8

Add '20' to each side of the equation.
-20 + 20 + 4x = 8 + 20

Combine like terms: -20 + 20 = 0
0 + 4x = 8 + 20
4x = 8 + 20

Combine like terms: 8 + 20 = 28
4x = 28

Divide each side by '4'.
x = 7

Simplifying
x = 7

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