Here are the numbers of children in 11 elementary school classes. 18, 18, 17, 18, 19, 20, 17, 17, 17, 18, 20

Find the modes of this data set.

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Need asap. solve for the following inequality

Asystem of linear equations contains two equations with the same slope. select all of the correct statements. i a. the system may have two solutions. - b. the system may have infinitely many solutions. c. the system may have one solution. o d. the system may have no solution. submit