SOLUTION: Can you help? (x+1)(3x-4)-(x-1) Simplify I got x^2+3x-4, is this right?

Algebra ->  Expressions-with-variables -> SOLUTION: Can you help? (x+1)(3x-4)-(x-1) Simplify I got x^2+3x-4, is this right?      Log On


   

Question 9043: Can you help?
(x+1)(3x-4)-(x-1) Simplify
I got x^2+3x-4, is this right?
Answer by longjonsilver(2297) About Me  (Show Source):
You can put this solution on YOUR website!
you are wrong.

(x+1)(3x-4)-(x-1)
3x%5E2+-+4x+%2B+3x+-+4+-+%28x-1%29
3x%5E2+-+x+-+4+-+%28x-1%29
3x%5E2+-+x+-+4+-+x+%2B+1
3x%5E2+-+2x+-+3

jon.