3x-4=3-8x-12

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


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

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

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

Combine like terms: 3 + -12 = -9
-4 + 3x = -9 + -8x

Solving
-4 + 3x = -9 + -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.
-4 + 3x + 8x = -9 + -8x + 8x

Combine like terms: 3x + 8x = 11x
-4 + 11x = -9 + -8x + 8x

Combine like terms: -8x + 8x = 0
-4 + 11x = -9 + 0
-4 + 11x = -9

Add '4' to each side of the equation.
-4 + 4 + 11x = -9 + 4

Combine like terms: -4 + 4 = 0
0 + 11x = -9 + 4
11x = -9 + 4

Combine like terms: -9 + 4 = -5
11x = -5

Divide each side by '11'.
x = -0.4545454545

Simplifying
x = -0.4545454545

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