SOLUTION: Solve for y in the equation 3(y^2 +3)= 28y

Algebra.Com
Question 824355: Solve for y in the equation
3(y^2 +3)= 28y

Answer by jim_thompson5910(35256)   (Show Source): You can put this solution on YOUR website!
3(y^2+3)= 28y

3y^2+9 = 28y

3y^2+9-28y = 0

3y^2-28y+9 = 0

Use the quadratic formula to solve for y



Plug in , ,





or

or

or

or


The two solutions are

or

RELATED QUESTIONS

solve for y the equation... (answered by jsmallt9)
y^3-11y^2+28y Factor... (answered by josh_jordan)
Help find the factory... (answered by nerdybill)
how do I divide the expression (y^3+12y^2+28y-21)/(y+4) (answered by ewatrrr)
Solve using the elimination method 1. -2x – 8y = 22 -6x – y = 20 2. x + 8y =... (answered by ankor@dixie-net.com)
Solve for the unknown in the equation below 1-y/2-2((y-3)/2)=0 (answered by Alan3354)
Solve for the unknown in the equation below {{{1-y/2-2((y-3)/2)=0}}} (answered by Stelless,greenestamps)
Solve the following equation for y... (answered by Fombitz,rfer)
this is long division; (-30+6y^3-28y+y^2)divided by... (answered by ankor@dixie-net.com)