3(x+4)-7=3x-12

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Solution for 3(x+4)-7=3x-12 equation: 


Simplifying
3(x + 4) + -7 = 3x + -12

Reorder the terms:
3(4 + x) + -7 = 3x + -12
(4 * 3 + x * 3) + -7 = 3x + -12
(12 + 3x) + -7 = 3x + -12

Reorder the terms:
12 + -7 + 3x = 3x + -12

Combine like terms: 12 + -7 = 5
5 + 3x = 3x + -12

Reorder the terms:
5 + 3x = -12 + 3x

Add '-3x' to each side of the equation.
5 + 3x + -3x = -12 + 3x + -3x

Combine like terms: 3x + -3x = 0
5 + 0 = -12 + 3x + -3x
5 = -12 + 3x + -3x

Combine like terms: 3x + -3x = 0
5 = -12 + 0
5 = -12

Solving
5 = -12

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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