Milla and Luka are 3 kilometers apart and walking toward each other. Milla's average speed is 5 kilometers per hour and Luka's is 4 kilometers per hour. Which equation can be used to find t, the time it takes for Milla and Luka to meet?
5t + 4t = 1
5t + 4t = 3
5t – 4t = 0
5t – 4t = 3

Question

Milla and Luka are 3 kilometers apart and walking toward each other. Milla's average speed is 5 kilometers per hour and Luka's is 4 kilometers per hour. Which equation can be used to find t, the time it takes for Milla and Luka to meet? 
5t + 4t = 1 
5t + 4t = 3 
5t – 4t = 0 
5t – 4t = 3

AngeI · Answer

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Vocaloid · Answer

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Mercury · Answer

old question but will answer so this can be closed

they will meet each other when they have both collectively travelled 3 km to close the distance between them.

distance = speed * time, write this equation for both people, add them together, then set the sum equal to 3