3x-1=7/x+4

solve each of the following equation 3x-1=7/x+4
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1 Answer

3x-1=7/(x+4),

(3x-1)(x+4)=7 (assuming x≠-4),

3x2+11x-4=7,

3x2+11x-11=0, use the quadratic formula to solve for x:

x=(-11±√(121+132))/6=(-11±√253)/6=0.81766 or -4.48433.

by Top Rated User (1.2m points)

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