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12-04-2018
Mathematics

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Julio weekly earnings are described by the equation y= 8x+100,where x is the number of hours he worked. if julio earned $300 one week,how many hours did he work

Respuesta :

12-04-2018

300 = 8x + 100
-100 - 100

200 = 8x

200/8 = 25

x = 25 hours

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