SOLUTION: I don't know where to ask this question - sorry, but thanks for your help. Solve by factoring: x^2-9x=-20

Algebra ->  Expressions-with-variables -> SOLUTION: I don't know where to ask this question - sorry, but thanks for your help. Solve by factoring: x^2-9x=-20      Log On


   

Question 114339: I don't know where to ask this question - sorry, but thanks for your help.
Solve by factoring:
x^2-9x=-20
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
Solve by factoring:
x^2-9x=-20
x^2-9x+20=0
x^2-5x-4x+20=0
x(x-5)-4(x-5) = 0
(x-5)(x-4)=0
x = 5 or x=4
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Cheers,
Stan H.