7-9x+12=3x+5-8x

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Solution for 7-9x+12=3x+5-8x equation:


Simplifying
7 + -9x + 12 = 3x + 5 + -8x

Reorder the terms:
7 + 12 + -9x = 3x + 5 + -8x

Combine like terms: 7 + 12 = 19
19 + -9x = 3x + 5 + -8x

Reorder the terms:
19 + -9x = 5 + 3x + -8x

Combine like terms: 3x + -8x = -5x
19 + -9x = 5 + -5x

Solving
19 + -9x = 5 + -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.
19 + -9x + 5x = 5 + -5x + 5x

Combine like terms: -9x + 5x = -4x
19 + -4x = 5 + -5x + 5x

Combine like terms: -5x + 5x = 0
19 + -4x = 5 + 0
19 + -4x = 5

Add '-19' to each side of the equation.
19 + -19 + -4x = 5 + -19

Combine like terms: 19 + -19 = 0
0 + -4x = 5 + -19
-4x = 5 + -19

Combine like terms: 5 + -19 = -14
-4x = -14

Divide each side by '-4'.
x = 3.5

Simplifying
x = 3.5

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