-5(1-7r)=-285

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Solution for -5(1-7r)=-285 equation: 



-5(1-7r)=-285

We move all terms to the left:

-5(1-7r)-(-285)=0

We add all the numbers together, and all the variables

-5(-7r+1)-(-285)=0

We add all the numbers together, and all the variables

-5(-7r+1)+285=0

We multiply parentheses

35r-5+285=0

We add all the numbers together, and all the variables

35r+280=0

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

35r=-280

r=-280/35

r=-8

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