3x+4=12-3x

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


Simplifying
3x + 4 = 12 + -3x

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

Solving
4 + 3x = 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.
4 + 3x + 3x = 12 + -3x + 3x

Combine like terms: 3x + 3x = 6x
4 + 6x = 12 + -3x + 3x

Combine like terms: -3x + 3x = 0
4 + 6x = 12 + 0
4 + 6x = 12

Add '-4' to each side of the equation.
4 + -4 + 6x = 12 + -4

Combine like terms: 4 + -4 = 0
0 + 6x = 12 + -4
6x = 12 + -4

Combine like terms: 12 + -4 = 8
6x = 8

Divide each side by '6'.
x = 1.333333333

Simplifying
x = 1.333333333

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