z+6+z=2z-4

Solution for z+6+z=2z-4 equation:

Simplifying
z + 6 + z = 2z + -4

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

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

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

Add '-2z' to each side of the equation.
6 + 2z + -2z = -4 + 2z + -2z

Combine like terms: 2z + -2z = 0
6 + 0 = -4 + 2z + -2z
6 = -4 + 2z + -2z

Combine like terms: 2z + -2z = 0
6 = -4 + 0
6 = -4

Solving
6 = -4

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.