-87=-2(2p+5)-7p

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Solution for -87=-2(2p+5)-7p equation: 



-87=-2(2p+5)-7p

We move all terms to the left:

-87-(-2(2p+5)-7p)=0



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

-2(2p+5)-7p

We add all the numbers together, and all the variables

-7p-2(2p+5)

We multiply parentheses

-7p-4p-10

We add all the numbers together, and all the variables

-11p-10

Back to the equation:

-(-11p-10)



We get rid of parentheses

11p+10-87=0

We add all the numbers together, and all the variables

11p-77=0

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

11p=77

p=77/11

p=7

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