-17+209=7(-9+6r)+3

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Solution for -17+209=7(-9+6r)+3 equation: 



-17+209=7(-9+6r)+3

We move all terms to the left:

-17+209-(7(-9+6r)+3)=0

We add all the numbers together, and all the variables

-(7(6r-9)+3)-17+209=0

We add all the numbers together, and all the variables

-(7(6r-9)+3)+192=0



We calculate terms in parentheses: -(7(6r-9)+3), so:

7(6r-9)+3

We multiply parentheses

42r-63+3

We add all the numbers together, and all the variables

42r-60

Back to the equation:

-(42r-60)



We get rid of parentheses

-42r+60+192=0

We add all the numbers together, and all the variables

-42r+252=0

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

-42r=-252

r=-252/-42

r=+6

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