12-3(5+x)=-2x

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Solution for 12-3(5+x)=-2x equation:


Simplifying
12 + -3(5 + x) = -2x
12 + (5 * -3 + x * -3) = -2x
12 + (-15 + -3x) = -2x

Combine like terms: 12 + -15 = -3
-3 + -3x = -2x

Solving
-3 + -3x = -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.
-3 + -3x + 2x = -2x + 2x

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

Combine like terms: -2x + 2x = 0
-3 + -1x = 0

Add '3' to each side of the equation.
-3 + 3 + -1x = 0 + 3

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

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

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

Simplifying
x = -3

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