84=2(2p+8)+4(5p-7)

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Solution for 84=2(2p+8)+4(5p-7) equation: 



84=2(2p+8)+4(5p-7)

We move all terms to the left:

84-(2(2p+8)+4(5p-7))=0



We calculate terms in parentheses: -(2(2p+8)+4(5p-7)), so:

2(2p+8)+4(5p-7)

We multiply parentheses

4p+20p+16-28

We add all the numbers together, and all the variables

24p-12

Back to the equation:

-(24p-12)



We get rid of parentheses

-24p+12+84=0

We add all the numbers together, and all the variables

-24p+96=0

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

-24p=-96

p=-96/-24

p=+4

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