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h-4/7=21
We move all terms to the left:
h-4/7-(21)=0
determiningTheFunctionDomain h-21-4/7=0
We multiply all the terms by the denominator
h*7-4-21*7=0
We add all the numbers together, and all the variables
h*7-151=0
Wy multiply elements
7h-151=0
We move all terms containing h to the left, all other terms to the right
7h=151
h=151/7
h=21+4/7
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