deec8a2rltayla deec8a2rltayla

02-04-2017
Mathematics

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Michael has a savings account and saves the same amount each week. after 4 weeks he had $350 dollars, and after 9 weeks, he had $400 dollars. how much did he start with?

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Aliwohaish12 Aliwohaish12

02-04-2017

(400-350)/(9-4)=50/5=10 increase per week
350-(4*10)=310 start with

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