81-h=9

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Solution for 81-h=9 equation:


Simplifying
81 + -1h = 9

Solving
81 + -1h = 9

Solving for variable 'h'.

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

Add '-81' to each side of the equation.
81 + -81 + -1h = 9 + -81

Combine like terms: 81 + -81 = 0
0 + -1h = 9 + -81
-1h = 9 + -81

Combine like terms: 9 + -81 = -72
-1h = -72

Divide each side by '-1'.
h = 72

Simplifying
h = 72

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