7h-6=2h-21

Solution for 7h-6=2h-21 equation:

Simplifying
7h + -6 = 2h + -21

Reorder the terms:
-6 + 7h = 2h + -21

Reorder the terms:
-6 + 7h = -21 + 2h

Solving
-6 + 7h = -21 + 2h

Solving for variable 'h'.

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

Add '-2h' to each side of the equation.
-6 + 7h + -2h = -21 + 2h + -2h

Combine like terms: 7h + -2h = 5h
-6 + 5h = -21 + 2h + -2h

Combine like terms: 2h + -2h = 0
-6 + 5h = -21 + 0
-6 + 5h = -21

Add '6' to each side of the equation.
-6 + 6 + 5h = -21 + 6

Combine like terms: -6 + 6 = 0
0 + 5h = -21 + 6
5h = -21 + 6

Combine like terms: -21 + 6 = -15
5h = -15

Divide each side by '5'.
h = -3

Simplifying
h = -3