r-7/2=42

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Solution for r-7/2=42 equation: 



r-7/2=42

We move all terms to the left:

r-7/2-(42)=0

determiningTheFunctionDomain
r-42-7/2=0

We multiply all the terms by the denominator


r*2-7-42*2=0

We add all the numbers together, and all the variables

r*2-91=0

Wy multiply elements

2r-91=0

We move all terms containing r to the left, all other terms to the right

2r=91

r=91/2

r=45+1/2

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