4+(-3) I dont know what the answer is its on my math quiz and im getting really frustrated that I don't know the answer

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

Which inequality comparing two of the expressions is true when 0.7 < x < 0.9

Janice determined there were 10 possible outcomes when tossing two coins and spinning a spinner numbered 1 through 6. what is the correct number? what might have been janice's error?