Answer: 28/r+4
Step-by-step explanation: Divide each term by r + 4 and simplify
Step-by-step explanation:
try to impose the process of elimination and see if that helps
Step-by-step explanation:
Molly ran 1/4 of a mile in 1 minute, i.e.
1/4 mile : 1 minute
Multiply both sides by 4 to get time for one mile
1 mile : 4 minutes
Multiply by 4 again to get time for 4 miles
4 miles = 4*4 = 16 minutes.
So it takes Molly 16 minutes to run four miles.
Ok, if you say so. Jean took 1/2 hour to complete 3/8 of a math problem.