If |x + 3| = 15, what is the sum of all the possible values of x? Choose the most appropriate option:
A) -16
B) -12
C) -8
D) -3
E) 11
There will be two cases   x+3 = 15 or x+3 = -15   =&gt; x = 12 or x= -18   sum of both the values will be -18 + 15 = -3   Answer: -3
<result>D</result>
If |x + 3| = 15, what is the sum of all the possible values of x?