3-4x+9=8x+12

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Solution for 3-4x+9=8x+12 equation:


Simplifying
3 + -4x + 9 = 8x + 12

Reorder the terms:
3 + 9 + -4x = 8x + 12

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

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

Add '-12' to each side of the equation.
12 + -12 + -4x = 12 + -12 + 8x

Combine like terms: 12 + -12 = 0
0 + -4x = 12 + -12 + 8x
-4x = 12 + -12 + 8x

Combine like terms: 12 + -12 = 0
-4x = 0 + 8x
-4x = 8x

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

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

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

Divide each side by '-12'.
x = 0

Simplifying
x = 0

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