(5r+8)=(7r-8)

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Solution for (5r+8)=(7r-8) equation: 



(5r+8)=(7r-8)

We move all terms to the left:

(5r+8)-((7r-8))=0

We get rid of parentheses

5r-((7r-8))+8=0



We calculate terms in parentheses: -((7r-8)), so:

(7r-8)

We get rid of parentheses

7r-8

Back to the equation:

-(7r-8)



We get rid of parentheses

5r-7r+8+8=0

We add all the numbers together, and all the variables

-2r+16=0

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

-2r=-16

r=-16/-2

r=+8

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