16=4(-7+r)

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Solution for 16=4(-7+r) equation: 



16=4(-7+r)

We move all terms to the left:

16-(4(-7+r))=0

We add all the numbers together, and all the variables

-(4(r-7))+16=0



We calculate terms in parentheses: -(4(r-7)), so:

4(r-7)

We multiply parentheses

4r-28

Back to the equation:

-(4r-28)



We get rid of parentheses

-4r+28+16=0

We add all the numbers together, and all the variables

-4r+44=0

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

-4r=-44

r=-44/-4

r=+11

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