SOLUTION: please solve the provided quadratic equation by using the quadratic formula. show check {{{3y(y+1)-7y(y+2)=6}}}

Algebra ->  Quadratic Equations and Parabolas  -> Quadratic Equations Lessons  -> Quadratic Equation Lesson -> SOLUTION: please solve the provided quadratic equation by using the quadratic formula. show check {{{3y(y+1)-7y(y+2)=6}}}      Log On


   

Question 331818: please solve the provided quadratic equation by using the quadratic formula. show check
3y%28y%2B1%29-7y%28y%2B2%29=6
Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
3y%28y%2B1%29-7y%28y%2B2%29=6
3Y^2+3Y-7Y^2-14Y=6
-4Y^2-11Y-6=0
(-4Y-3)(Y+2)=0
-4Y-3=0
-4Y=3
Y=3/-4
Y=-.75 ANS.
Y+2=0
Y=-2 ANS.