20.50 * 0.8 = $16.40
16.40 * 0.4 = $6.56
Final selling price = $6.56
Here’s the full solution:
(Please mark as BRAINLIEST that would mean a lot to me)
Answer:
It will take him 1 hour and 30 minutes. (90 minutes)
Step-by-step explanation:
If he is running 1 mile in 10 minutes and he needs to run 9 miles the just multiply 9 by 10 to get 90 then simplify if you need to to get 1 hour and 30 minutes.
Hope this helped and have a great rest of your day.
Both lines intersect at the point
(-0.5, 0.5)