7x+7-3-2(-4+12-20)=-2x(12-6)+-x(-4+6-4)

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Solution for 7x+7-3-2(-4+12-20)=-2x(12-6)+-x(-4+6-4) equation: 


Simplifying
7x + 7 + -3 + -2(-4 + 12 + -20) = -2x(12 + -6) + -1x(-4 + 6 + -4)

Combine like terms: -4 + 12 = 8
7x + 7 + -3 + -2(8 + -20) = -2x(12 + -6) + -1x(-4 + 6 + -4)

Combine like terms: 8 + -20 = -12
7x + 7 + -3 + -2(-12) = -2x(12 + -6) + -1x(-4 + 6 + -4)

Multiply -2 * -12
7x + 7 + -3 + 24 = -2x(12 + -6) + -1x(-4 + 6 + -4)

Reorder the terms:
7 + -3 + 24 + 7x = -2x(12 + -6) + -1x(-4 + 6 + -4)

Combine like terms: 7 + -3 = 4
4 + 24 + 7x = -2x(12 + -6) + -1x(-4 + 6 + -4)

Combine like terms: 4 + 24 = 28
28 + 7x = -2x(12 + -6) + -1x(-4 + 6 + -4)

Combine like terms: 12 + -6 = 6
28 + 7x = -2x(6) + -1x(-4 + 6 + -4)

Reorder the terms for easier multiplication:
28 + 7x = -2 * 6x + -1x(-4 + 6 + -4)

Multiply -2 * 6
28 + 7x = -12x + -1x(-4 + 6 + -4)

Combine like terms: -4 + 6 = 2
28 + 7x = -12x + -1x(2 + -4)

Combine like terms: 2 + -4 = -2
28 + 7x = -12x + -1x(-2)

Reorder the terms for easier multiplication:
28 + 7x = -12x + -1 * -2x

Multiply -1 * -2
28 + 7x = -12x + 2x

Combine like terms: -12x + 2x = -10x
28 + 7x = -10x

Solving
28 + 7x = -10x

Solving for variable 'x'.

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

Add '10x' to each side of the equation.
28 + 7x + 10x = -10x + 10x

Combine like terms: 7x + 10x = 17x
28 + 17x = -10x + 10x

Combine like terms: -10x + 10x = 0
28 + 17x = 0

Add '-28' to each side of the equation.
28 + -28 + 17x = 0 + -28

Combine like terms: 28 + -28 = 0
0 + 17x = 0 + -28
17x = 0 + -28

Combine like terms: 0 + -28 = -28
17x = -28

Divide each side by '17'.
x = -1.647058824

Simplifying
x = -1.647058824

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