17-2r=-7(5r+7)

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Solution for 17-2r=-7(5r+7) equation: 



17-2r=-7(5r+7)

We move all terms to the left:

17-2r-(-7(5r+7))=0



We calculate terms in parentheses: -(-7(5r+7)), so:

-7(5r+7)

We multiply parentheses

-35r-49

Back to the equation:

-(-35r-49)



We get rid of parentheses

-2r+35r+49+17=0

We add all the numbers together, and all the variables

33r+66=0

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

33r=-66

r=-66/33

r=-2

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