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26-10-2017
Mathematics

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James earned a total of $900 this week. this total was $20 less than four times the amount he earned last week. how much money did james earn last week

Respuesta :

26-10-2017

4x – 20 = 900
4x = 900+20
4x = 920
x = 920/4
x = 230
he earned $230

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