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

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


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

Combine like terms: 3x + 4x = 7x
3 + 7x = -8x + -12

Reorder the terms:
3 + 7x = -12 + -8x

Solving
3 + 7x = -12 + -8x

Solving for variable 'x'.

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

Add '8x' to each side of the equation.
3 + 7x + 8x = -12 + -8x + 8x

Combine like terms: 7x + 8x = 15x
3 + 15x = -12 + -8x + 8x

Combine like terms: -8x + 8x = 0
3 + 15x = -12 + 0
3 + 15x = -12

Add '-3' to each side of the equation.
3 + -3 + 15x = -12 + -3

Combine like terms: 3 + -3 = 0
0 + 15x = -12 + -3
15x = -12 + -3

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

Divide each side by '15'.
x = -1

Simplifying
x = -1

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