Two trains are moving toward each other. One train moves at a speed of 50 mph, and the other train travels at 70 mph. How soon will they meet if the original distancia between them was 390 miles?

Solución

Two trains are moving toward each other. One train moves at a speed of 50 mph, and the other train travels at 70 mph. How soon will they meet if the original distance between them was 390 miles?

Solución

time : 3 \frac{1}{4}

Pasos de solución

Translate the problem into an equation:

50 x + 70 x = 390

Resolver para

x, 50 x + 70 x = 390 : x = \frac{13}{4}

Convertir las fracciones impropias a números mixtos

time : 3 \frac{1}{4}

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