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r-644/19=10
We move all terms to the left:
r-644/19-(10)=0
determiningTheFunctionDomain r-10-644/19=0
We multiply all the terms by the denominator
r*19-644-10*19=0
We add all the numbers together, and all the variables
r*19-834=0
Wy multiply elements
19r-834=0
We move all terms containing r to the left, all other terms to the right
19r=834
r=834/19
r=43+17/19
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