256=6x+-4(-4x+-20)

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Solution for 256=6x+-4(-4x+-20) equation:


Simplifying
256 = 6x + -4(-4x + -20)

Reorder the terms:
256 = 6x + -4(-20 + -4x)
256 = 6x + (-20 * -4 + -4x * -4)
256 = 6x + (80 + 16x)

Reorder the terms:
256 = 80 + 6x + 16x

Combine like terms: 6x + 16x = 22x
256 = 80 + 22x

Solving
256 = 80 + 22x

Solving for variable 'x'.

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

Add '-22x' to each side of the equation.
256 + -22x = 80 + 22x + -22x

Combine like terms: 22x + -22x = 0
256 + -22x = 80 + 0
256 + -22x = 80

Add '-256' to each side of the equation.
256 + -256 + -22x = 80 + -256

Combine like terms: 256 + -256 = 0
0 + -22x = 80 + -256
-22x = 80 + -256

Combine like terms: 80 + -256 = -176
-22x = -176

Divide each side by '-22'.
x = 8

Simplifying
x = 8

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