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Homework Help Forum: math
Posted by Anonymous on Tuesday, May 26, 2009 at 9:37pm.
Peter begins his kindergarten year able to spell 10 words. he is going to learn to spell 2 new words every day.
Write an inequality that can be used to determine how many days, D, it takes Peter to be able to spell at least 75 words.
Use this inequality to determine the minimum number of whole days it will take for him to be able to spell at least 75 words.
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- math - Anonymous, Tuesday, June 30, 2009 at 5:30pm
10+2x is greater then or equal to 75
this would be solved by subtracting 10 from 75 which would equal 65. This would leave your equation as 2x is greater then or equal to 75. Next you would divide 65 by 2 whuch equals 34.5 which you would then round up to 35. I hope I helped.
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