-84=-2(2+5p)

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Solution for -84=-2(2+5p) equation:



-84=-2(2+5p)
We move all terms to the left:
-84-(-2(2+5p))=0
We add all the numbers together, and all the variables
-(-2(5p+2))-84=0
We calculate terms in parentheses: -(-2(5p+2)), so:
-2(5p+2)
We multiply parentheses
-10p-4
Back to the equation:
-(-10p-4)
We get rid of parentheses
10p+4-84=0
We add all the numbers together, and all the variables
10p-80=0
We move all terms containing p to the left, all other terms to the right
10p=80
p=80/10
p=8

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