3x-4+5x+1=12+4x-x

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Solution for 3x-4+5x+1=12+4x-x equation:


Simplifying
3x + -4 + 5x + 1 = 12 + 4x + -1x

Reorder the terms:
-4 + 1 + 3x + 5x = 12 + 4x + -1x

Combine like terms: -4 + 1 = -3
-3 + 3x + 5x = 12 + 4x + -1x

Combine like terms: 3x + 5x = 8x
-3 + 8x = 12 + 4x + -1x

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

Solving
-3 + 8x = 12 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
-3 + 8x + -3x = 12 + 3x + -3x

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

Combine like terms: 3x + -3x = 0
-3 + 5x = 12 + 0
-3 + 5x = 12

Add '3' to each side of the equation.
-3 + 3 + 5x = 12 + 3

Combine like terms: -3 + 3 = 0
0 + 5x = 12 + 3
5x = 12 + 3

Combine like terms: 12 + 3 = 15
5x = 15

Divide each side by '5'.
x = 3

Simplifying
x = 3

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