SOLUTION: 3x-5/x+2=x-1/2x-1
6x^2-13x+5=x^2+x-2
5x^2-14x+7
-(-14)+or-sqrt(-14)^2-4(5)(7)/2(5)
14+or-sqrt196-140/10
14+or-sqrt56/10
14+or-2sqrt14/5
I know I am doing this wrong. I wou
Algebra.Com
Question 282913: 3x-5/x+2=x-1/2x-1
6x^2-13x+5=x^2+x-2
5x^2-14x+7
-(-14)+or-sqrt(-14)^2-4(5)(7)/2(5)
14+or-sqrt196-140/10
14+or-sqrt56/10
14+or-2sqrt14/5
I know I am doing this wrong. I would greatly appreciate some direction. Thank you and I look forward to finding out where I went wrong.
Tina
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
Start with the given equation.
Cross multiply
FOIL
Get every term to the left side.
Combine like terms.
Notice that the quadratic is in the form of where , , and
Let's use the quadratic formula to solve for "x":
Start with the quadratic formula
Plug in , , and
Negate to get .
Square to get .
Multiply to get
Subtract from to get
Multiply and to get .
Simplify the square root
or Break up the expression.
or Reduce.
So the solutions are or
So it looks like you're on the right track.
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