SOLUTION: ron and doug leave the same point at the same time traveling in cars going in oppisite directions. ron travels at 40 miles per hour and doug travels at 60 miles per hour. in how
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Question 108213: ron and doug leave the same point at the same time traveling in cars going in oppisite directions. ron travels at 40 miles per hour and doug travels at 60 miles per hour. in how many hours will the be 450 miles apart?
Answer by checkley71(8403) (Show Source): You can put this solution on YOUR website!
40t+60t=450
100t=450
t=450/100
t=4.5 hours is the answer.
proof
40*4.5+60*4.5=450
180+270=450
450=450
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