2(6z+3)-7=71

Solution for 2(6z+3)-7=71 equation:

Simplifying
2(6z + 3) + -7 = 71

Reorder the terms:
2(3 + 6z) + -7 = 71
(3 * 2 + 6z * 2) + -7 = 71
(6 + 12z) + -7 = 71

Reorder the terms:
6 + -7 + 12z = 71

Combine like terms: 6 + -7 = -1
-1 + 12z = 71

Solving
-1 + 12z = 71

Solving for variable 'z'.

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

Add '1' to each side of the equation.
-1 + 1 + 12z = 71 + 1

Combine like terms: -1 + 1 = 0
0 + 12z = 71 + 1
12z = 71 + 1

Combine like terms: 71 + 1 = 72
12z = 72

Divide each side by '12'.
z = 6

Simplifying
z = 6