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Olivia and liam paint their houses. Olivia can paint her house in 9 hours while liam paints his in 7 hours. If olivia and liam painted together, write an equation that would find the time in hours t it.
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Olivia and liam paint their houses. Olivia can paint her house in 9 hours while liam paints his in 7 hours. If olivia and liam painted together, write an equation that would find the time in hours t it. would take them to paint a house.

User Lobster Fighter
by
7.7k points

1 Answer

4 votes

Answer:

t = 7/9 * 9 + 7/9 * 7 = 14 hours

Explanation:

User Elio Campitelli
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8.5k points
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