What is 4 5/8 as an improper fraction

What signals you that factoring by grouping is the best method to use when factoring a problem?

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 equation represents the partial sum of the geometric series?