7(p+3)+9=S(p-2)-3p

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Solution for 7(p+3)+9=S(p-2)-3p equation:



7(p+3)+9=(p-2)-3p
We move all terms to the left:
7(p+3)+9-((p-2)-3p)=0
We multiply parentheses
7p-((p-2)-3p)+21+9=0
We calculate terms in parentheses: -((p-2)-3p), so:
(p-2)-3p
We add all the numbers together, and all the variables
-3p+(p-2)
We get rid of parentheses
-3p+p-2
We add all the numbers together, and all the variables
-2p-2
Back to the equation:
-(-2p-2)
We add all the numbers together, and all the variables
7p-(-2p-2)+30=0
We get rid of parentheses
7p+2p+2+30=0
We add all the numbers together, and all the variables
9p+32=0
We move all terms containing p to the left, all other terms to the right
9p=-32
p=-32/9
p=-3+5/9

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