For this case we have the following equation:

The variables are:
t: time in hours
d (t): distance traveled in miles.
We evaluate the distance traveled after 4 hours.
So we have that for t = 4:
Answer:
d (4) = 68
This means that after 4 hours Joanna cycled for 68 miles total
Answer:
110 is the answer because 10 tens equal 100 and 10 ones equal 10
Step-by-step explanation:
Answer:
56
Step-by-step explanation:
A straight line is 190 degrees so 190-134=56 hope this helps
Answer:
Concert ticket now costs $79.
Step-by-step explanation:
21% is being removed from the original cost, in this case, that's $21. 100-21=79. Hope this helps ;)