Answer:
Infinitely many solutions
Step-by-step explanation:
ive learned thiss
Answer: 
Step-by-step explanation:
Given
A delivery service charge
for each delivery
and an additional
for each mile traveled
Suppose, x miles are covered
The charge is given by

Therefore, driver traveled 6 miles for delivery
Answer:
8
Step-by-step explanation:
x=average
(x+x+x+x)/4=average
to increase x by 2 you add 2
x+2=average
(x+2+x+2+x+2+x+2)=4=(4x+8)/4=x+2
you'd have to increase the sum by 8 to make the numbers' averages' go up by 2
Answer:
Step-by-step explanation: