-7-2(4+x)=-12-x

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


Simplifying
-7 + -2(4 + x) = -12 + -1x
-7 + (4 * -2 + x * -2) = -12 + -1x
-7 + (-8 + -2x) = -12 + -1x

Combine like terms: -7 + -8 = -15
-15 + -2x = -12 + -1x

Solving
-15 + -2x = -12 + -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.
-15 + -2x + x = -12 + -1x + x

Combine like terms: -2x + x = -1x
-15 + -1x = -12 + -1x + x

Combine like terms: -1x + x = 0
-15 + -1x = -12 + 0
-15 + -1x = -12

Add '15' to each side of the equation.
-15 + 15 + -1x = -12 + 15

Combine like terms: -15 + 15 = 0
0 + -1x = -12 + 15
-1x = -12 + 15

Combine like terms: -12 + 15 = 3
-1x = 3

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

Simplifying
x = -3

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