9x+12=5x+8

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Solution for 9x+12=5x+8 equation:


Simplifying
9x + 12 = 5x + 8

Reorder the terms:
12 + 9x = 5x + 8

Reorder the terms:
12 + 9x = 8 + 5x

Solving
12 + 9x = 8 + 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.
12 + 9x + -5x = 8 + 5x + -5x

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

Combine like terms: 5x + -5x = 0
12 + 4x = 8 + 0
12 + 4x = 8

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

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

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

Divide each side by '4'.
x = -1

Simplifying
x = -1

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