-2(x+4)+2(2x+2)=-x-7

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


Simplifying
-2(x + 4) + 2(2x + 2) = -1x + -7

Reorder the terms:
-2(4 + x) + 2(2x + 2) = -1x + -7
(4 * -2 + x * -2) + 2(2x + 2) = -1x + -7
(-8 + -2x) + 2(2x + 2) = -1x + -7

Reorder the terms:
-8 + -2x + 2(2 + 2x) = -1x + -7
-8 + -2x + (2 * 2 + 2x * 2) = -1x + -7
-8 + -2x + (4 + 4x) = -1x + -7

Reorder the terms:
-8 + 4 + -2x + 4x = -1x + -7

Combine like terms: -8 + 4 = -4
-4 + -2x + 4x = -1x + -7

Combine like terms: -2x + 4x = 2x
-4 + 2x = -1x + -7

Reorder the terms:
-4 + 2x = -7 + -1x

Solving
-4 + 2x = -7 + -1x

Solving for variable 'x'.

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

Add 'x' to each side of the equation.
-4 + 2x + x = -7 + -1x + x

Combine like terms: 2x + x = 3x
-4 + 3x = -7 + -1x + x

Combine like terms: -1x + x = 0
-4 + 3x = -7 + 0
-4 + 3x = -7

Add '4' to each side of the equation.
-4 + 4 + 3x = -7 + 4

Combine like terms: -4 + 4 = 0
0 + 3x = -7 + 4
3x = -7 + 4

Combine like terms: -7 + 4 = -3
3x = -3

Divide each side by '3'.
x = -1

Simplifying
x = -1

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