Mathematics, 05.08.2019 01:00 cocobelle
Examine this system of equations. which numbers can be multiplied by each equation so that when the two equations are added together, the y term is eliminated? 1/4x - 1/6y =5 4/5x + 3/8y =10 a. 18 times the first equation and 8 times the second equation b. –18 times the first equation and 8 times the second equation c. 8 times the first equation and 6 times the second equation d. –8 times the first equation and 6 times the second equation
Answers: 1
Mathematics, 21.06.2019 16:00
Sam makes his sales calls according to a pattern. he travels either north or south depending on the calendar. some of his past trips were as follows: on february 17, april 24, june 10, september 19, and november 3 he drove north. on february 28, may 25, august 22, november 20, and december 18, he drove south. describe sams' pattern. in which direction will sam drive on oct4 and oct 24?
Answers: 1
Mathematics, 21.06.2019 19:00
What are the solutions of the equation? 5z^2 + 9z - 2 = 0 a. 1, -2 b. 1, 2 c. 1/5, -2 d. 1/5, 2
Answers: 2
Mathematics, 22.06.2019 00:30
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
Examine this system of equations. which numbers can be multiplied by each equation so that when the...
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