2p-7(-p-4)=91

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Solution for 2p-7(-p-4)=91 equation: 



2p-7(-p-4)=91

We move all terms to the left:

2p-7(-p-4)-(91)=0

We add all the numbers together, and all the variables

2p-7(-1p-4)-91=0

We multiply parentheses

2p+7p+28-91=0

We add all the numbers together, and all the variables

9p-63=0

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

9p=63

p=63/9

p=7

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