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Mathematics, 18.08.2019 14:30 ashleyann9549

Marissa earned $560 in the summer. she earned $40 each week for part of the summer and $60 each week for the rest. if she earned $40 each week twice as often as she earned $60, how many weeks did she earn $40?

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Marissa earned $560 in the summer. she earned $40 each week for part of the summer and $60 each week...
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