3x-12=16-x

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Solution for 3x-12=16-x equation:


Simplifying
3x + -12 = 16 + -1x

Reorder the terms:
-12 + 3x = 16 + -1x

Solving
-12 + 3x = 16 + -1x

Solving for variable 'x'.

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

Add 'x' to each side of the equation.
-12 + 3x + x = 16 + -1x + x

Combine like terms: 3x + x = 4x
-12 + 4x = 16 + -1x + x

Combine like terms: -1x + x = 0
-12 + 4x = 16 + 0
-12 + 4x = 16

Add '12' to each side of the equation.
-12 + 12 + 4x = 16 + 12

Combine like terms: -12 + 12 = 0
0 + 4x = 16 + 12
4x = 16 + 12

Combine like terms: 16 + 12 = 28
4x = 28

Divide each side by '4'.
x = 7

Simplifying
x = 7

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