-9=-12+h

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Solution for -9=-12+h equation:


Simplifying
-9 = -12 + h

Solving
-9 = -12 + h

Solving for variable 'h'.

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

Add '-1h' to each side of the equation.
-9 + -1h = -12 + h + -1h

Combine like terms: h + -1h = 0
-9 + -1h = -12 + 0
-9 + -1h = -12

Add '9' to each side of the equation.
-9 + 9 + -1h = -12 + 9

Combine like terms: -9 + 9 = 0
0 + -1h = -12 + 9
-1h = -12 + 9

Combine like terms: -12 + 9 = -3
-1h = -3

Divide each side by '-1'.
h = 3

Simplifying
h = 3

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