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

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



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

We move all terms to the left:

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

We add all the numbers together, and all the variables

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

We get rid of parentheses

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



We calculate terms in parentheses: -(-4r+3(-4r-4)), so:

-4r+3(-4r-4)

We multiply parentheses

-4r-12r-12

We add all the numbers together, and all the variables

-16r-12

Back to the equation:

-(-16r-12)



We add all the numbers together, and all the variables

-1r-(-16r-12)-10=0

We get rid of parentheses

-1r+16r+12-10=0

We add all the numbers together, and all the variables

15r+2=0

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

15r=-2

r=-2/15

r=-2/15

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