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A car and truck traveling in opposite directions left Washington, D.C. The car traveled 19 miles per hour faster than the truck, and at the end of 3 hours the vehicles were 1448 miles apart. What was the average speed of each vehicle?

Respuesta :

nilsgong

Answer:

1391/6 and 1505/6

Step-by-step explanation:

Let x be truck's speed and x+19 be car's speed. Since they are going opposite, we can set up an equation: 3(2x+19)=1448. x= 1391/6

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