Answer:
18x=7.2
x=0.4
Step-by-step explanation:
we are trying to find the weight per box (x) so to find that we would just divide 7.2 by 18
18x = 7.2, x = 0.4
There are 18 boxes that weigh a total of 7.2 pounds, so 18x = 7.2, and x is 0.4
