-2(p+-45)=20

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Solution for -2(p+-45)=20 equation: 



-2(p+-45)=20

We move all terms to the left:

-2(p+-45)-(20)=0

We add all the numbers together, and all the variables

-2(p-45)-20=0

We multiply parentheses

-2p+90-20=0

We add all the numbers together, and all the variables

-2p+70=0

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

-2p=-70

p=-70/-2

p=+35

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