38=-2(3+6r)+8

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Solution for 38=-2(3+6r)+8 equation: 



38=-2(3+6r)+8

We move all terms to the left:

38-(-2(3+6r)+8)=0

We add all the numbers together, and all the variables

-(-2(6r+3)+8)+38=0



We calculate terms in parentheses: -(-2(6r+3)+8), so:

-2(6r+3)+8

We multiply parentheses

-12r-6+8

We add all the numbers together, and all the variables

-12r+2

Back to the equation:

-(-12r+2)



We get rid of parentheses

12r-2+38=0

We add all the numbers together, and all the variables

12r+36=0

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

12r=-36

r=-36/12

r=-3

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