3(4-x)=12-3x

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Solution for 3(4-x)=12-3x equation:


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

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

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

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

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

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

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

Solving
0 = 0

Couldn't find a variable to solve for.

This equation is an identity, all real numbers are solutions.

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