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Mathematics 21 Online

OpenStudy (anonymous):

Solve for x 1/(x-3) + 7/(x+3) = 7x/(x^2-9)

15 years ago

OpenStudy (vijay):

x = 18

15 years ago

OpenStudy (saifoo.khan):

1 7 7x ---- + ------ - -------- (x-3) (x + 3) (x - 3)(x+3) 1(x+3) + 7(x - 3) - 7x ---------------------- (x + 3)(x - 3) (x + 3) + 7x - 21 - 7x -------------------- (x + 3)(x - 3) x - 18 ----------- (x + 3)(x - 3)

15 years ago

OpenStudy (anonymous):

it says wrong. it was just 18

15 years ago

OpenStudy (saifoo.khan):

AWW, might be.. but where i went wrong..

15 years ago

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