h+20=-4h

Solution for h+20=-4h equation:

Simplifying
h + 20 = -4h

Reorder the terms:
20 + h = -4h

Solving
20 + h = -4h

Solving for variable 'h'.

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

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

Combine like terms: h + 4h = 5h
20 + 5h = -4h + 4h

Combine like terms: -4h + 4h = 0
20 + 5h = 0

Add '-20' to each side of the equation.
20 + -20 + 5h = 0 + -20

Combine like terms: 20 + -20 = 0
0 + 5h = 0 + -20
5h = 0 + -20

Combine like terms: 0 + -20 = -20
5h = -20

Divide each side by '5'.
h = -4

Simplifying
h = -4