Janker28
contestada

Spencer can do 3 oil changes in 1 hour. Preston can do 5 oil changes every hour. If they work together how long
would it take them to do 24 oil changes?​

Respuesta :

Answer:

3 hours

Step-by-step explanation:

3x + 5x = 24

add 3x and 5x = 8x

8x = 24

÷8 on both sides

x = 3 hours

So sorry if im wrong, I did most of the work in my head! Good luck and I hope I helped you!

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