Twelve rewritable CD's cost $20.00. How much should 30 costs at the same rate? Please help

What are the solution(s) to the quadratic equation x2 – 25 = 0? o x = 5 and x = -5ox=25 and x = -25o x = 125 and x = -125o no real solution

Which of the following represents the factorization of the trinomial below? x^2+7x-30

When steve woke up. his temperature was 102 degrees f. two hours later it was 3 degrees lower. what was his temperature then?