P(-1);P(x)=5x-9

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Solution for P(-1);P(x)=5x-9 equation:



(-1)(P)=5P-9
We move all terms to the left:
(-1)(P)-(5P-9)=0
We multiply parentheses
-1P-(5P-9)=0
We get rid of parentheses
-1P-5P+9=0
We add all the numbers together, and all the variables
-6P+9=0
We move all terms containing P to the left, all other terms to the right
-6P=-9
P=-9/-6
P=1+1/2

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