## College Algebra (11th Edition)

$D,x=\frac{1}{3},x=7$
D is set up for direct use of the zero factor property since it is already factored from standard form. $(3x-1)(x-7)=0$ Use the zero factor property and set each equal to 0. $(3x-1)=0,(x-7)=0$ Solve each equation. $3x=1,x=7$ $x=\frac{1}{3},7$ Thus the answer is D.