8x-3+4x=9+5x-12

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Solution for 8x-3+4x=9+5x-12 equation:


Simplifying
8x + -3 + 4x = 9 + 5x + -12

Reorder the terms:
-3 + 8x + 4x = 9 + 5x + -12

Combine like terms: 8x + 4x = 12x
-3 + 12x = 9 + 5x + -12

Reorder the terms:
-3 + 12x = 9 + -12 + 5x

Combine like terms: 9 + -12 = -3
-3 + 12x = -3 + 5x

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

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

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

Solving
12x = 5x

Solving for variable 'x'.

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

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

Combine like terms: 12x + -5x = 7x
7x = 5x + -5x

Combine like terms: 5x + -5x = 0
7x = 0

Divide each side by '7'.
x = 0

Simplifying
x = 0

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