B. Sandwich costs $7.70 and the soda costs $2.20
The answer to this question would be D. 3(x)-3(9)
Answer:
well you didn't show problem 11 but here is a pretty photo of Port orford Oregon
Answer:
Mr. Herrera will hike 78 miles on 6th day.
Step-by-step explanation:
Given:
Number of miles Mr. Herrera will hike in 9 days = 117 miles
Total Number of days =9 days
Let us first find the number of miles he will hike in 1 day
By Using Unitary method we get,
Number of miles Mr. Herrera will hike in 1 days= 
We need to find miles hiked in 6th day.
Number of miles Mr. Herrera will hike on 6th day= Number of miles Mr. Herrera will hike in 1 days
Number of days = 
Step-by-step explanation:
these are the functions
and the others are not a functions because the domain can't match to more than one