3x=3(x-7)+12

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Solution for 3x=3(x-7)+12 equation: 


Simplifying
3x = 3(x + -7) + 12

Reorder the terms:
3x = 3(-7 + x) + 12
3x = (-7 * 3 + x * 3) + 12
3x = (-21 + 3x) + 12

Reorder the terms:
3x = -21 + 12 + 3x

Combine like terms: -21 + 12 = -9
3x = -9 + 3x

Add '-3x' to each side of the equation.
3x + -3x = -9 + 3x + -3x

Combine like terms: 3x + -3x = 0
0 = -9 + 3x + -3x

Combine like terms: 3x + -3x = 0
0 = -9 + 0
0 = -9

Solving
0 = -9

Couldn't find a variable to solve for.

This equation is invalid, the left and right sides are not equal, therefore there is no solution.

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