7z-4z=12+3z

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Solution for 7z-4z=12+3z equation: 


Simplifying
7z + -4z = 12 + 3z

Combine like terms: 7z + -4z = 3z
3z = 12 + 3z

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

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

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

Solving
0 = 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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