12x-9=4x-17

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Solution for 12x-9=4x-17 equation:


Simplifying
12x + -9 = 4x + -17

Reorder the terms:
-9 + 12x = 4x + -17

Reorder the terms:
-9 + 12x = -17 + 4x

Solving
-9 + 12x = -17 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
-9 + 12x + -4x = -17 + 4x + -4x

Combine like terms: 12x + -4x = 8x
-9 + 8x = -17 + 4x + -4x

Combine like terms: 4x + -4x = 0
-9 + 8x = -17 + 0
-9 + 8x = -17

Add '9' to each side of the equation.
-9 + 9 + 8x = -17 + 9

Combine like terms: -9 + 9 = 0
0 + 8x = -17 + 9
8x = -17 + 9

Combine like terms: -17 + 9 = -8
8x = -8

Divide each side by '8'.
x = -1

Simplifying
x = -1

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