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

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



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

We move all terms to the left:

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

We add all the numbers together, and all the variables

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



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

-2(7p+7)

We multiply parentheses

-14p-14

Back to the equation:

-(-14p-14)



We get rid of parentheses

-7p+14p+14+7=0

We add all the numbers together, and all the variables

7p+21=0

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

7p=-21

p=-21/7

p=-3

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