Janel walks for x minutes and runs for y minutes for a total of 30 minutes of exercise. Ramal walks for 3 times as long as Janel but runs for half of the time she does for a total of 40 minutes of exercise.
Is the system below correct for this situation? If not, why not?
x + y = 30
3x + 2y = 40
2 answers
No she is incorrect because if you analyze the data set and try tog et an educated answer you have to start s different way
3 v + (1/2) y = 40
half is half, not twice
half is half, not twice
1 answer