1h-45=21

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Solution for 1h-45=21 equation: 


Simplifying
1h + -45 = 21

Reorder the terms:
-45 + 1h = 21

Solving
-45 + 1h = 21

Solving for variable 'h'.

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

Add '45' to each side of the equation.
-45 + 45 + 1h = 21 + 45

Combine like terms: -45 + 45 = 0
0 + 1h = 21 + 45
1h = 21 + 45

Combine like terms: 21 + 45 = 66
1h = 66

Divide each side by '1'.
h = 66

Simplifying
h = 66

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