SOLUTION: correct to two decimal places the equation 4x=11x+21 using quadratic formula

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Question 1172469: correct to two decimal places the equation 4x=11x+21 using quadratic formula
Found 2 solutions by Boreal, Alan3354:
Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
I will solve 4x^2=11x+21 since there needs to be a power of 2 somewhere.
4x^2-11x-21=0
x=(1/8)(11+/-sqrt(121+336)); sqrt term=21.3776
x=(1/8)(32.3776)=4.05
and
x=(1/8)(-10.3776)=-1.30
graph%28300%2C300%2C-5%2C5%2C-25%2C25%2C4x%5E2-11x-21%29

Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
correct to two decimal places the equation 4x=11x+21 using quadratic formula-----------------
It's not a quadratic equation.