3-7(-2r-4)=7+6r

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Solution for 3-7(-2r-4)=7+6r equation: 



3-7(-2r-4)=7+6r

We move all terms to the left:

3-7(-2r-4)-(7+6r)=0

We add all the numbers together, and all the variables

-7(-2r-4)-(6r+7)+3=0

We multiply parentheses

14r-(6r+7)+28+3=0

We get rid of parentheses

14r-6r-7+28+3=0

We add all the numbers together, and all the variables

8r+24=0

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

8r=-24

r=-24/8

r=-3

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