Answer: (1)
Step-by-step explanation:
A system of equations must have two equations. The first option is the only one that satisfies this.
Answer:
Step-by-step explanation:

Answer:
6.1
Step-by-step explanation:
There you go!
You can write a function for this
$27.7 = 5 + .15x
and solve for x
x = 151.33 messages
Answer:
The mean absolute deviation is $26.38
Step-by-step explanation:
$22+$16+$35+$19+$34+$20+$26= $211
$211 ÷ 8 (backpacks) = $26.375= $26.38