91=-7(p-7)

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



91=-7(p-7)
We move all terms to the left:
91-(-7(p-7))=0
We calculate terms in parentheses: -(-7(p-7)), so:
-7(p-7)
We multiply parentheses
-7p+49
Back to the equation:
-(-7p+49)
We get rid of parentheses
7p-49+91=0
We add all the numbers together, and all the variables
7p+42=0
We move all terms containing p to the left, all other terms to the right
7p=-42
p=-42/7
p=-6

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