2z+2z+(2z-6)=180

Solution for 2z+2z+(2z-6)=180 equation:

Simplifying
2z + 2z + (2z + -6) = 180

Reorder the terms:
2z + 2z + (-6 + 2z) = 180

Remove parenthesis around (-6 + 2z)
2z + 2z + -6 + 2z = 180

Reorder the terms:
-6 + 2z + 2z + 2z = 180

Combine like terms: 2z + 2z = 4z
-6 + 4z + 2z = 180

Combine like terms: 4z + 2z = 6z
-6 + 6z = 180

Solving
-6 + 6z = 180

Solving for variable 'z'.

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

Add '6' to each side of the equation.
-6 + 6 + 6z = 180 + 6

Combine like terms: -6 + 6 = 0
0 + 6z = 180 + 6
6z = 180 + 6

Combine like terms: 180 + 6 = 186
6z = 186

Divide each side by '6'.
z = 31

Simplifying
z = 31