-30-2r=2(1-3r)

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Solution for -30-2r=2(1-3r) equation: 



-30-2r=2(1-3r)

We move all terms to the left:

-30-2r-(2(1-3r))=0

We add all the numbers together, and all the variables

-2r-(2(-3r+1))-30=0



We calculate terms in parentheses: -(2(-3r+1)), so:

2(-3r+1)

We multiply parentheses

-6r+2

Back to the equation:

-(-6r+2)



We get rid of parentheses

-2r+6r-2-30=0

We add all the numbers together, and all the variables

4r-32=0

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

4r=32

r=32/4

r=8

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