2/5(r-7)=1

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Solution for 2/5(r-7)=1 equation: 



2/5(r-7)=1

We move all terms to the left:

2/5(r-7)-(1)=0



Domain of the equation: 5(r-7)!=0

r∈R



We multiply all the terms by the denominator


-1*5(r-7)+2=0

Wy multiply elements

-5r(r+2=0

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