h+(h-8)+2(h-8)=72

Solution for h+(h-8)+2(h-8)=72 equation:

Simplifying
h + (h + -8) + 2(h + -8) = 72

Reorder the terms:
h + (-8 + h) + 2(h + -8) = 72

Remove parenthesis around (-8 + h)
h + -8 + h + 2(h + -8) = 72

Reorder the terms:
h + -8 + h + 2(-8 + h) = 72
h + -8 + h + (-8 * 2 + h * 2) = 72
h + -8 + h + (-16 + 2h) = 72

Reorder the terms:
-8 + -16 + h + h + 2h = 72

Combine like terms: -8 + -16 = -24
-24 + h + h + 2h = 72

Combine like terms: h + h = 2h
-24 + 2h + 2h = 72

Combine like terms: 2h + 2h = 4h
-24 + 4h = 72

Solving
-24 + 4h = 72

Solving for variable 'h'.

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

Add '24' to each side of the equation.
-24 + 24 + 4h = 72 + 24

Combine like terms: -24 + 24 = 0
0 + 4h = 72 + 24
4h = 72 + 24

Combine like terms: 72 + 24 = 96
4h = 96

Divide each side by '4'.
h = 24

Simplifying
h = 24