I just really need to answer a question to be able to ask. sorry!!
Answer:
A function corresponds to one unique value of x and y hence A
Answer:
the mean of the data set is 15, i hope this helped you :))
Answer:B
The second option
Step-by-step explanation:
Answer:
Step-by-step explanation:
p + c = 110
p = c + 100
c + 100 + c = 110
2c + 100 = 110
2c = 110 - 100
2c = 10
c = 10/2
c = 5 .......cost of the phone case
p = c + 100
p = 5 + 100
p = 105 <=== cost of the phone
