88 minutes (1 hour and 28 mins)
Since 5 miles takes 40 minutes, multiplying both numbers by 2 gets you to 10 miles in 80 minutes. To get the extra 1 more miles you have to find the unit rate
5 miles in 40 minutes : divided both numbers by 5 to get
1 mile in 8 minutes
add the one mile in 8 minutes to the 10 miles in 80 mins and you get 11 miles in 88 minutes
Place value. when multiplying by 10 you are moving a decimal, having everything lined up like place value would save you a lot of time.
Answer: 
Step-by-step explanation:
Normally we wouldn't have our square variable be negative, so in order to get rid of that negative sign without changing the equation is by multiplying by -1
Answer:
540
Step-by-step explanation:
720 (100-25) to find the decimal to use (below 1.00 is decreasing)
720 (.75) = 540
Answer: Divide by -2
Step-by-step explanation: In an equation where you have ab = n, then you divide by a. So then you get b = n/a.
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