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Mathematics, 31.10.2021 05:50, juliannabartra
Jeff and Nina each start a child-care service.
Jeff spends $50 on supplies and plans to charge $10 per hour.
Nina spends $30 on supplies and plans to charge $8 per hour.
How many hours will Jeff and Nina have to work in order to earn the same amount of money?
y=10x-50
y=8x-30
![answer](/tpl/images/cats/otvet.png)
Answers: 2
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Jeff and Nina each start a child-care service.
Jeff spends $50 on supplies and plans to charge $10...
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