Posted by marvin on .
4x  3 < 12 is equivalent to
a. 9/4 < x < 15/4
b. 15/4 < x < 9/4
c. none of these
d. 16/3 < x < 8/3
e. 8/3 < x < 16/3

math 
Anonymous,
4x3<12 or 4x+3<12
4x<15 or 4x<9
x<15/4 or x>9/4
so
9/4<x<15/4