Answer:
x = 28
Step-by-step explanation:
The slope of the line would be 7
Answer:
The answer is B
Step-by-step explanation:
Answer:
5
Step-by-step explanation:
Let the number be x
Therefore 3times the number will be 3x
3x + 2= 17
3x =17-2
3x=15
x=15/3
x= 5
Cost per mile = 

= 0.97
Now,
c - cost for gasoline and maintenance and
m - number of miles traveled
Hence, the required expression is c = 0.97m.