-4+2z=13+2z

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Solution for -4+2z=13+2z equation: 


Simplifying
-4 + 2z = 13 + 2z

Add '-2z' to each side of the equation.
-4 + 2z + -2z = 13 + 2z + -2z

Combine like terms: 2z + -2z = 0
-4 + 0 = 13 + 2z + -2z
-4 = 13 + 2z + -2z

Combine like terms: 2z + -2z = 0
-4 = 13 + 0
-4 = 13

Solving
-4 = 13

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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