Question 49164
    Solve the inequality (21/15-3x)<0, and express the solution as an interval.
DO YOU MEAN............21/(15-3X)<0....IF SO
SINCE 21 IS POSITIVE........15-3X<0
15<3X
3X>15
X>15/3=5
X>5..........HENCE A IS THE ANSWER (5,INFINITY)


    a. (5,infinity)
    b. (7,infinity)
    c. (-infinity,5)
    d. (-infinity,7)