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Mathematics, 22.10.2019 10:00 Alysssssssssssa

Michiko usually runs d miles in t minutes, but today she ran an extra 9 miles, which took her an extra 70 minutes. write the equation for her normal speed: r0= now, write the equation for her speed today: rt=

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Michiko usually runs d miles in t minutes, but today she ran an extra 9 miles, which took her an ext...
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