12x+3=-4x-8

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Solution for 12x+3=-4x-8 equation:


Simplifying
12x + 3 = -4x + -8

Reorder the terms:
3 + 12x = -4x + -8

Reorder the terms:
3 + 12x = -8 + -4x

Solving
3 + 12x = -8 + -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 + 12x + 4x = -8 + -4x + 4x

Combine like terms: 12x + 4x = 16x
3 + 16x = -8 + -4x + 4x

Combine like terms: -4x + 4x = 0
3 + 16x = -8 + 0
3 + 16x = -8

Add '-3' to each side of the equation.
3 + -3 + 16x = -8 + -3

Combine like terms: 3 + -3 = 0
0 + 16x = -8 + -3
16x = -8 + -3

Combine like terms: -8 + -3 = -11
16x = -11

Divide each side by '16'.
x = -0.6875

Simplifying
x = -0.6875

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