Answer:
5X - 10
Step-by-step explanation:
Sarah had X
Then, Rachael had 4X
And, Addie had X - 10
Total dollar = X + 4X + X - 10
= 5X - 10
Step-by-step explanation:
Perimeter is add all the sides together.
So 7.2+3.7+13
So P=23.9 inches
Hope this helps !!
Have a nice day :)
Answer:
50 minutes = B
Step-by-step explanation:
Andre can run 5 miles in 40 minutes
for 1 miles = 40/5 = 8 minutes
1 mile = 1.61 kilometres
x = 10 kilometres
x= (10x1)/1.61= 10/1.61 = 6.21miles
- for 1 miles = 40/5 = 8 minutes
- 6.21 miles = 8 x 6.21 = 49.689 minutes ≈ 50 minutes = B
15 seconds, I did this in class and I got most of them right and the ones I didn’t get right were way harder than that