Question

For which values of x is y equal to 16 in the equation y=|3x+4| ?

A. -60 and 36
B. -36 and 60
C. -20/3 and 4
D. 20/3 and 4

Answer 1

3x+4 = 16 and 3x+4 = -16

x = 4 and x = -20/3