5+2r=7(r+7)+6r

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Solution for 5+2r=7(r+7)+6r equation: 



5+2r=7(r+7)+6r

We move all terms to the left:

5+2r-(7(r+7)+6r)=0



We calculate terms in parentheses: -(7(r+7)+6r), so:

7(r+7)+6r

We add all the numbers together, and all the variables

6r+7(r+7)

We multiply parentheses

6r+7r+49

We add all the numbers together, and all the variables

13r+49

Back to the equation:

-(13r+49)



We get rid of parentheses

2r-13r-49+5=0

We add all the numbers together, and all the variables

-11r-44=0

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

-11r=44

r=44/-11

r=-4

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