um half hour? because at 4mph youll get 4 miles in an hour so 2 miles, is half the rate which makes it half hour
How you wrote it is kind of confusing but if I'm reading what you're saying right. There are 2028 . <span />
Answer:
Step-by-step explanation:
7√x-9√x+10√2+√2 = √x ( 7 - 9) +√2 ( 10+1) = - 2√x + 11√2
Answer:
$7.54 is the right answer
Answer:
x > 90, C
Step-by-step explanation:
20 + 2 < x / 3 - 8
x / 3 - 8 > 22
x / 3 > 30
x > 90