-84=-7(p+4)

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Solution for -84=-7(p+4) equation: 



-84=-7(p+4)

We move all terms to the left:

-84-(-7(p+4))=0



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

-7(p+4)

We multiply parentheses

-7p-28

Back to the equation:

-(-7p-28)



We get rid of parentheses

7p+28-84=0

We add all the numbers together, and all the variables

7p-56=0

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

7p=56

p=56/7

p=8

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