To find the average miles they drove each day, divide the total amount of miles by the number of days they drove.
1246 / 14 = 89
The Tran Family drove an average of 89 miles every day.
Answer:
n+n+1+n+2=3n+3=3(n+1)
Step-by-step explanation:
We are given the following function and want to find the y-intercept:

Just substitute the value x=0 into the equation to find the value of the y-intercept:

Simplify

Simplify again

Since the value of f(x), or y, when x=0 is 66, the y-intercept of this function is 66.
Let me know if you need any clarifications, thanks!
~ Padoru