7r+4=5(r-2)

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



7r+4=5(r-2)

We move all terms to the left:

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



We calculate terms in parentheses: -(5(r-2)), so:

5(r-2)

We multiply parentheses

5r-10

Back to the equation:

-(5r-10)



We get rid of parentheses

7r-5r+10+4=0

We add all the numbers together, and all the variables

2r+14=0

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

2r=-14

r=-14/2

r=-7

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