2r/5+1=7

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Solution for 2r/5+1=7 equation: 



2r/5+1=7

We move all terms to the left:

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

We add all the numbers together, and all the variables

2r/5-6=0

We multiply all the terms by the denominator


2r-6*5=0

We add all the numbers together, and all the variables

2r-30=0

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

2r=30

r=30/2

r=15

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