6z+9-7=4z+2z+12

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Solution for 6z+9-7=4z+2z+12 equation:


Simplifying
6z + 9 + -7 = 4z + 2z + 12

Reorder the terms:
9 + -7 + 6z = 4z + 2z + 12

Combine like terms: 9 + -7 = 2
2 + 6z = 4z + 2z + 12

Reorder the terms:
2 + 6z = 12 + 4z + 2z

Combine like terms: 4z + 2z = 6z
2 + 6z = 12 + 6z

Add '-6z' to each side of the equation.
2 + 6z + -6z = 12 + 6z + -6z

Combine like terms: 6z + -6z = 0
2 + 0 = 12 + 6z + -6z
2 = 12 + 6z + -6z

Combine like terms: 6z + -6z = 0
2 = 12 + 0
2 = 12

Solving
2 = 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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