12=3h+4-h

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Solution for 12=3h+4-h equation:


Simplifying
12 = 3h + 4 + -1h

Reorder the terms:
12 = 4 + 3h + -1h

Combine like terms: 3h + -1h = 2h
12 = 4 + 2h

Solving
12 = 4 + 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.
12 + -2h = 4 + 2h + -2h

Combine like terms: 2h + -2h = 0
12 + -2h = 4 + 0
12 + -2h = 4

Add '-12' to each side of the equation.
12 + -12 + -2h = 4 + -12

Combine like terms: 12 + -12 = 0
0 + -2h = 4 + -12
-2h = 4 + -12

Combine like terms: 4 + -12 = -8
-2h = -8

Divide each side by '-2'.
h = 4

Simplifying
h = 4

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