I need help on 9 and 10 plz
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Answers: 1
Mathematics, 21.06.2019 21:30
Jonathan can type 20 documents in 40 minutes ,and susan can type it in 30 minutes and jack can type it in 24 minutes working together ,how much time will it is take them type the same document
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Mathematics, 22.06.2019 01:00
Asmall book publisher knows that 26 books weigh 41 lbs. how much do 40 books weigh?
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Mathematics, 22.06.2019 02:00
Look at this system of equations. -3x + 3y = 12 y = x + 4 the solution set of this system is best explained by which of these statements? a) the graphs of the equations are the same line because the equations have the same slope and the same y-intercept. the system has infinitely many solutions. b) the graphs of the equations are parallel lines because they have the same slope but different y-intercepts. the system has no solution. c) the graphs of the equations are lines that intersect at one point because the equations have the same slope but different y-intercepts. the system has exactly one solution. d) the graphs of the equations are lines that intersect at one point because the equations have the same slope and the same y-intercept. the system has exactly one solution.
Answers: 2
Mathematics, 20.02.2020 04:44
Mathematics, 20.02.2020 04:45
Computers and Technology, 20.02.2020 04:45
Mathematics, 20.02.2020 04:45
Mathematics, 20.02.2020 04:45
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Social Studies, 20.02.2020 04:46