3(4-x)=4+x

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Solution for 3(4-x)=4+x equation: 


Simplifying
3(4 + -1x) = 4 + x
(4 * 3 + -1x * 3) = 4 + x
(12 + -3x) = 4 + x

Solving
12 + -3x = 4 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
12 + -3x + -1x = 4 + x + -1x

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

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

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

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

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

Divide each side by '-4'.
x = 2

Simplifying
x = 2

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