9x-12=8x-4

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


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

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

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

Solving
-12 + 9x = -4 + 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.
-12 + 9x + -8x = -4 + 8x + -8x

Combine like terms: 9x + -8x = 1x
-12 + 1x = -4 + 8x + -8x

Combine like terms: 8x + -8x = 0
-12 + 1x = -4 + 0
-12 + 1x = -4

Add '12' to each side of the equation.
-12 + 12 + 1x = -4 + 12

Combine like terms: -12 + 12 = 0
0 + 1x = -4 + 12
1x = -4 + 12

Combine like terms: -4 + 12 = 8
1x = 8

Divide each side by '1'.
x = 8

Simplifying
x = 8

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