12=9+7h

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Solution for 12=9+7h equation:


Simplifying
12 = 9 + 7h

Solving
12 = 9 + 7h

Solving for variable 'h'.

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

Add '-7h' to each side of the equation.
12 + -7h = 9 + 7h + -7h

Combine like terms: 7h + -7h = 0
12 + -7h = 9 + 0
12 + -7h = 9

Add '-12' to each side of the equation.
12 + -12 + -7h = 9 + -12

Combine like terms: 12 + -12 = 0
0 + -7h = 9 + -12
-7h = 9 + -12

Combine like terms: 9 + -12 = -3
-7h = -3

Divide each side by '-7'.
h = 0.4285714286

Simplifying
h = 0.4285714286

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