42=2h+h

Solution for 42=2h+h equation:

Simplifying
42 = 2h + h

Combine like terms: 2h + h = 3h
42 = 3h

Solving
42 = 3h

Solving for variable 'h'.

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

Add '-3h' to each side of the equation.
42 + -3h = 3h + -3h

Combine like terms: 3h + -3h = 0
42 + -3h = 0

Add '-42' to each side of the equation.
42 + -42 + -3h = 0 + -42

Combine like terms: 42 + -42 = 0
0 + -3h = 0 + -42
-3h = 0 + -42

Combine like terms: 0 + -42 = -42
-3h = -42

Divide each side by '-3'.
h = 14

Simplifying
h = 14