-(x+3)=4x+12

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Solution for -(x+3)=4x+12 equation:


Simplifying
-1(x + 3) = 4x + 12

Reorder the terms:
-1(3 + x) = 4x + 12
(3 * -1 + x * -1) = 4x + 12
(-3 + -1x) = 4x + 12

Reorder the terms:
-3 + -1x = 12 + 4x

Solving
-3 + -1x = 12 + 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.
-3 + -1x + -4x = 12 + 4x + -4x

Combine like terms: -1x + -4x = -5x
-3 + -5x = 12 + 4x + -4x

Combine like terms: 4x + -4x = 0
-3 + -5x = 12 + 0
-3 + -5x = 12

Add '3' to each side of the equation.
-3 + 3 + -5x = 12 + 3

Combine like terms: -3 + 3 = 0
0 + -5x = 12 + 3
-5x = 12 + 3

Combine like terms: 12 + 3 = 15
-5x = 15

Divide each side by '-5'.
x = -3

Simplifying
x = -3

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