3h-9=15-3h

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Solution for 3h-9=15-3h equation:


Simplifying
3h + -9 = 15 + -3h

Reorder the terms:
-9 + 3h = 15 + -3h

Solving
-9 + 3h = 15 + -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.
-9 + 3h + 3h = 15 + -3h + 3h

Combine like terms: 3h + 3h = 6h
-9 + 6h = 15 + -3h + 3h

Combine like terms: -3h + 3h = 0
-9 + 6h = 15 + 0
-9 + 6h = 15

Add '9' to each side of the equation.
-9 + 9 + 6h = 15 + 9

Combine like terms: -9 + 9 = 0
0 + 6h = 15 + 9
6h = 15 + 9

Combine like terms: 15 + 9 = 24
6h = 24

Divide each side by '6'.
h = 4

Simplifying
h = 4

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