An algebraic expression is called when substituting a specific value for one of its variables results in no answer, either real or imaginary

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

Using the side-splitter theorem, daniel wrote a proportion for the segment formed by luke segment de. what is ec?

How many grams the dog will eat in 3 days?