-2+h-4+7h=42

Solution for -2+h-4+7h=42 equation:

Simplifying
-2 + h + -4 + 7h = 42

Reorder the terms:
-2 + -4 + h + 7h = 42

Combine like terms: -2 + -4 = -6
-6 + h + 7h = 42

Combine like terms: h + 7h = 8h
-6 + 8h = 42

Solving
-6 + 8h = 42

Solving for variable 'h'.

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

Add '6' to each side of the equation.
-6 + 6 + 8h = 42 + 6

Combine like terms: -6 + 6 = 0
0 + 8h = 42 + 6
8h = 42 + 6

Combine like terms: 42 + 6 = 48
8h = 48

Divide each side by '8'.
h = 6

Simplifying
h = 6