74=-2(6r-1)

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Solution for 74=-2(6r-1) equation: 



74=-2(6r-1)

We move all terms to the left:

74-(-2(6r-1))=0



We calculate terms in parentheses: -(-2(6r-1)), so:

-2(6r-1)

We multiply parentheses

-12r+2

Back to the equation:

-(-12r+2)



We get rid of parentheses

12r-2+74=0

We add all the numbers together, and all the variables

12r+72=0

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

12r=-72

r=-72/12

r=-6

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