What is the best approximation of the solution to the system to the nearest integer values?

(6, −2)(6, −2)

(7, −2)(7, −2)

(−2, 7)(−2, 7)

(−2, 6)

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Can someone answer it, and plot it, for 20 points and brainliest answer? p. s. they're the same ! : )

The lengths of nails produced in a factory are normally distributed with a mean of 4.91 centimeters and a standard deviation of 0.05 centimeters. find the two lengths that separate the top 4% and the bottom 4%. these lengths could serve as limits used to identify which nails should be rejected. round your answer to the nearest hundredth, if necessary.

Last week , donnell practiced the piano 3 hours longer than marcus . together, marcus and donnell practiced the piano 11 hours . for how many hours did each young man practiced the piano