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14-01-2021
Mathematics

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NEED HELP ASAP!!! WILL MARK BARINLIEST!!!
Sally can paint a room in 9 hours while it takes Steve 4 hours to paint the same room. How long would it take them to paint the room if they worked together?

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14-01-2021

Answer:

working together, they can paint the room in 4 hrs 14 min

Step-by-step explanation:

Multiply both sides by 72x

8x+%2B+9x+=+72

17x+=+72

x+=+4.24 hrs

.24%2A60+=+14.4

working together, they can paint the room in 4 hrs 14 min

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