1/2(r+5)=7.5

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Solution for 1/2(r+5)=7.5 equation: 



1/2(r+5)=7.5

We move all terms to the left:

1/2(r+5)-(7.5)=0



Domain of the equation: 2(r+5)!=0

r∈R



We add all the numbers together, and all the variables

1/2(r+5)-7.5=0

We multiply all the terms by the denominator


-(7.5)*2(r+5)+1=0

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

-(7.5)*2(r+5)=-1

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