How do i do this? i’m new at this school so

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

Three coins are flipped. what is the probability that there will be at least two tails?

Solve for n? [tex]z = \frac{3}{4} mn[/tex]