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Cherie measures and records the lengths and sizes of the same style of a sandal found at a shoe store. which equation can be used to determine the approximate shoe size, s, for a foot length of x inches? s = x – 2 s = 2x – 10 s = x + 6 s = 2x + 4

Solve the triangle. a = 21°, c = 105°, c = 5

Assume that y varies inversely with x. if y=1.6 when x=0.5 find x when y=3.2