20-4(1+x)=4(x-2)

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Solution for 20-4(1+x)=4(x-2) equation:


Simplifying
20 + -4(1 + x) = 4(x + -2)
20 + (1 * -4 + x * -4) = 4(x + -2)
20 + (-4 + -4x) = 4(x + -2)

Combine like terms: 20 + -4 = 16
16 + -4x = 4(x + -2)

Reorder the terms:
16 + -4x = 4(-2 + x)
16 + -4x = (-2 * 4 + x * 4)
16 + -4x = (-8 + 4x)

Solving
16 + -4x = -8 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
16 + -4x + -4x = -8 + 4x + -4x

Combine like terms: -4x + -4x = -8x
16 + -8x = -8 + 4x + -4x

Combine like terms: 4x + -4x = 0
16 + -8x = -8 + 0
16 + -8x = -8

Add '-16' to each side of the equation.
16 + -16 + -8x = -8 + -16

Combine like terms: 16 + -16 = 0
0 + -8x = -8 + -16
-8x = -8 + -16

Combine like terms: -8 + -16 = -24
-8x = -24

Divide each side by '-8'.
x = 3

Simplifying
x = 3

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