6h-72=4h-30

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Solution for 6h-72=4h-30 equation:


Simplifying
6h + -72 = 4h + -30

Reorder the terms:
-72 + 6h = 4h + -30

Reorder the terms:
-72 + 6h = -30 + 4h

Solving
-72 + 6h = -30 + 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.
-72 + 6h + -4h = -30 + 4h + -4h

Combine like terms: 6h + -4h = 2h
-72 + 2h = -30 + 4h + -4h

Combine like terms: 4h + -4h = 0
-72 + 2h = -30 + 0
-72 + 2h = -30

Add '72' to each side of the equation.
-72 + 72 + 2h = -30 + 72

Combine like terms: -72 + 72 = 0
0 + 2h = -30 + 72
2h = -30 + 72

Combine like terms: -30 + 72 = 42
2h = 42

Divide each side by '2'.
h = 21

Simplifying
h = 21

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