SOLUTION: If possible, evaluate the expression for the given value of the variable. 9/x^2-7x + 12 x = -3

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: If possible, evaluate the expression for the given value of the variable. 9/x^2-7x + 12 x = -3       Log On


   

Question 681683: If possible, evaluate the expression for the given value of the variable.
9/x^2-7x + 12
x = -3

Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
9%2F%28x%5E2-7x+%2B+12%29

9%2F%28%28-3%29%5E2-7%28-3%29+%2B+12%29

9%2F%289+%2B+21+%2B+12%29

9%2F42

3%2F14

So 9%2F%28x%5E2-7x+%2B+12%29+=+3%2F14 when x = -3