arianaconway22 arianaconway22

02-12-2021
Mathematics

contestada

Jessie recently drove to visit her parents who live 756 miles away. On her way there her average speed was 21 miles per hour faster than on her way home (she ran into
some bad weather). If Jessie spent a total of 21 hours driving, find the two rates.

Respuesta :

johanaperez6 johanaperez6

02-12-2021

Answer:

the answer is 456 miles per hour

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