228=-7r-6(5r-1)

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Solution for 228=-7r-6(5r-1) equation: 



228=-7r-6(5r-1)

We move all terms to the left:

228-(-7r-6(5r-1))=0



We calculate terms in parentheses: -(-7r-6(5r-1)), so:

-7r-6(5r-1)

We multiply parentheses

-7r-30r+6

We add all the numbers together, and all the variables

-37r+6

Back to the equation:

-(-37r+6)



We get rid of parentheses

37r-6+228=0

We add all the numbers together, and all the variables

37r+222=0

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

37r=-222

r=-222/37

r=-6

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