6+7z=-7z-8

Solution for 6+7z=-7z-8 equation:

Simplifying
6 + 7z = -7z + -8

Reorder the terms:
6 + 7z = -8 + -7z

Solving
6 + 7z = -8 + -7z

Solving for variable 'z'.

Move all terms containing z to the left, all other terms to the right.

Add '7z' to each side of the equation.
6 + 7z + 7z = -8 + -7z + 7z

Combine like terms: 7z + 7z = 14z
6 + 14z = -8 + -7z + 7z

Combine like terms: -7z + 7z = 0
6 + 14z = -8 + 0
6 + 14z = -8

Add '-6' to each side of the equation.
6 + -6 + 14z = -8 + -6

Combine like terms: 6 + -6 = 0
0 + 14z = -8 + -6
14z = -8 + -6

Combine like terms: -8 + -6 = -14
14z = -14

Divide each side by '14'.
z = -1

Simplifying
z = -1