What is 7^6 in expanded form

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

Measures of the angle of r, 31 s (x+4) t (3x+9)

Which is a graph of a proportional relationship?