Find the value of each variable Leave your answers in simplest radical form.
1. X, 7, 10

What number should be added to both sides of the equation to complete this square? x^2-10x=7

If g(x) is an odd function, which function must be an even function?

Two customers went to a post office. first customer paid $12 for 14 and 5 envelopes the second paid 24.80 for 10 postcards and 15 envelopes. what is cost of each envelope?