-2(-4-5x)-2(10x-2)=-7x+9x

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Solution for -2(-4-5x)-2(10x-2)=-7x+9x equation:


Simplifying
-2(-4 + -5x) + -2(10x + -2) = -7x + 9x
(-4 * -2 + -5x * -2) + -2(10x + -2) = -7x + 9x
(8 + 10x) + -2(10x + -2) = -7x + 9x

Reorder the terms:
8 + 10x + -2(-2 + 10x) = -7x + 9x
8 + 10x + (-2 * -2 + 10x * -2) = -7x + 9x
8 + 10x + (4 + -20x) = -7x + 9x

Reorder the terms:
8 + 4 + 10x + -20x = -7x + 9x

Combine like terms: 8 + 4 = 12
12 + 10x + -20x = -7x + 9x

Combine like terms: 10x + -20x = -10x
12 + -10x = -7x + 9x

Combine like terms: -7x + 9x = 2x
12 + -10x = 2x

Solving
12 + -10x = 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
12 + -10x + -2x = 2x + -2x

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

Combine like terms: 2x + -2x = 0
12 + -12x = 0

Add '-12' to each side of the equation.
12 + -12 + -12x = 0 + -12

Combine like terms: 12 + -12 = 0
0 + -12x = 0 + -12
-12x = 0 + -12

Combine like terms: 0 + -12 = -12
-12x = -12

Divide each side by '-12'.
x = 1

Simplifying
x = 1

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