12x-3+8x=7x+4-x

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Solution for 12x-3+8x=7x+4-x equation:


Simplifying
12x + -3 + 8x = 7x + 4 + -1x

Reorder the terms:
-3 + 12x + 8x = 7x + 4 + -1x

Combine like terms: 12x + 8x = 20x
-3 + 20x = 7x + 4 + -1x

Reorder the terms:
-3 + 20x = 4 + 7x + -1x

Combine like terms: 7x + -1x = 6x
-3 + 20x = 4 + 6x

Solving
-3 + 20x = 4 + 6x

Solving for variable 'x'.

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

Add '-6x' to each side of the equation.
-3 + 20x + -6x = 4 + 6x + -6x

Combine like terms: 20x + -6x = 14x
-3 + 14x = 4 + 6x + -6x

Combine like terms: 6x + -6x = 0
-3 + 14x = 4 + 0
-3 + 14x = 4

Add '3' to each side of the equation.
-3 + 3 + 14x = 4 + 3

Combine like terms: -3 + 3 = 0
0 + 14x = 4 + 3
14x = 4 + 3

Combine like terms: 4 + 3 = 7
14x = 7

Divide each side by '14'.
x = 0.5

Simplifying
x = 0.5

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