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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