SOLUTION: The lesson is on "Solving Quadratic Equations by Using the Quadratic Formula. How do you solve by graphing on problems like x to the 2nd -2x-24=0 or how do u graph problems with ir

Algebra ->  Algebra  -> Quadratic Equations and Parabolas -> SOLUTION: The lesson is on "Solving Quadratic Equations by Using the Quadratic Formula. How do you solve by graphing on problems like x to the 2nd -2x-24=0 or how do u graph problems with ir      Log On

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Question 4016: The lesson is on "Solving Quadratic Equations by Using the Quadratic Formula. How do you solve by graphing on problems like x to the 2nd -2x-24=0 or how do u graph problems with irrational roots?
Answer by longjonsilver(2297) About Me  (Show Source):
You can put this solution on YOUR website!
first get rid of the fractions by multiplying every term by 6:

y%2F2+%2B+y%2F6+=+20+
6y%2F2+%2B+6y%2F6+=+120+. we can now simplify those 2 terms on the left:

3y+%2B+y+=+120+
4y = 120
so y=120/4

--> y=30

jon