The morning temperature in Dallas is 47 degrees and rises 10 degrees per hour. The morning temperature in Miami is 67 degrees and rises 5 degrees per hour. In how many hours will the two cities be the same temperature?
Answer

1

4

3

2

Question

The morning temperature in Dallas is 47 degrees and rises 10 degrees per hour. The morning temperature in Miami is 67 degrees and rises 5 degrees per hour. In how many hours will the two cities be the same temperature?
Answer
		
1
		
4 
		
3
		

2

anonymous · Answer

after t hours the temperature will be the same
so 47+10t=67+5t

anonymous · Answer

t=4