Kay said that a system of linear equations must have at least one solution as long as the lines have different intercepts. Select the pair of linear equations that can be used to disapprove Kay’s clam

The number of revolutions of two pulleys is inversely proportional to their diameters. if a 24-inch diameter pulley making 400 revolutions per minute is belted to an 8-inch diameter pulley, find the number of revolutions per minute of the smaller pulley.

In the figure shown below, m < 40 and ab =8. which equation could be used to find x?

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