13-09-2018
Mathematics

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Could someone explain this for me and show me what to do

Could someone explain this for me and show me what to do class=

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13-09-2018

Simply change plug in 21,000 into A, to create 21000=3400t+600, then remove 600 from both sides, to get 20400, after that divide 20400 by 3400 to get 6. Your answer is 6 minutes after liftoff

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