2x-4(x-2)=-9+4x-31

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Solution for 2x-4(x-2)=-9+4x-31 equation:


Simplifying
2x + -4(x + -2) = -9 + 4x + -31

Reorder the terms:
2x + -4(-2 + x) = -9 + 4x + -31
2x + (-2 * -4 + x * -4) = -9 + 4x + -31
2x + (8 + -4x) = -9 + 4x + -31

Reorder the terms:
8 + 2x + -4x = -9 + 4x + -31

Combine like terms: 2x + -4x = -2x
8 + -2x = -9 + 4x + -31

Reorder the terms:
8 + -2x = -9 + -31 + 4x

Combine like terms: -9 + -31 = -40
8 + -2x = -40 + 4x

Solving
8 + -2x = -40 + 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.
8 + -2x + -4x = -40 + 4x + -4x

Combine like terms: -2x + -4x = -6x
8 + -6x = -40 + 4x + -4x

Combine like terms: 4x + -4x = 0
8 + -6x = -40 + 0
8 + -6x = -40

Add '-8' to each side of the equation.
8 + -8 + -6x = -40 + -8

Combine like terms: 8 + -8 = 0
0 + -6x = -40 + -8
-6x = -40 + -8

Combine like terms: -40 + -8 = -48
-6x = -48

Divide each side by '-6'.
x = 8

Simplifying
x = 8

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