7r+3=-1+5r

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Solution for 7r+3=-1+5r equation: 



7r+3=-1+5r

We move all terms to the left:

7r+3-(-1+5r)=0

We add all the numbers together, and all the variables

7r-(5r-1)+3=0

We get rid of parentheses

7r-5r+1+3=0

We add all the numbers together, and all the variables

2r+4=0

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

2r=-4

r=-4/2

r=-2

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