The angles are <span>supplementary
</span>
7x + x + 20 = 180
8x = 160
x = 20
3p=pe^0.05t
3=e^0.05t
T=(log(3)÷log(e))/0.05
T==21.97 years
Hello,
Please, see the detailed solution in the attached files.
Thanks.
A) 30 mi. north for 30 min - 15 miles traveled
B) 60 mi. east for 1.0 hour - 60 miles traveled
75 miles traveled for 1.5 hours = 50 mph