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Mathematics 21 Online
OpenStudy (anonymous):

4x(x-9)-5x(x-8)= -5 Solve for x.

OpenStudy (saifoo.khan):

4x^2 - 36x - 5x^2 + 40x = -5 Can you solve it now?

OpenStudy (anonymous):

no :(

OpenStudy (anonymous):

would it have two answers 5 and -1

OpenStudy (saifoo.khan):

Wow, you got that right!!

OpenStudy (anonymous):

really? :) i worked it out and got that!

OpenStudy (saifoo.khan):

Congrats.

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