7r+2=5(r-4-)

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Solution for 7r+2=5(r-4-) equation: 



7r+2=5(r-4-)

We move all terms to the left:

7r+2-(5(r-4-))=0

We add all the numbers together, and all the variables

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



We calculate terms in parentheses: -(5(+r)), so:

5(+r)

We multiply parentheses

5r

Back to the equation:

-(5r)



We add all the numbers together, and all the variables

2r+2=0

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

2r=-2

r=-2/2

r=-1

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