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(-2x + 7) + (-3x -9)...
Answers: 2
Mathematics, 21.06.2019 19:10, cottoncandy465
Asystem of equations has 1 solution. if 4x-y=5 is one of the equations , which could be the other equation ?
Answers: 1
Mathematics, 22.06.2019 00:30, sanfordl
1. according to the internal revenue service, the mean tax refund for the year 2007 was $2,708. assume the standard deviation is $650 and that the amounts refunded follow a normal probability distribution. a. what percent of the refunds are more than $3,000? b. what percent of the refunds are more than $3,000 but less than $4,000? c. what percent of the refunds are less than $2,000?
Answers: 2
Mathematics, 30.09.2019 05:30
Mathematics, 30.09.2019 05:30
Arts, 30.09.2019 05:30
Mathematics, 30.09.2019 05:30
Mathematics, 30.09.2019 05:30