15 POINTS Can someone simplify this as much as possible? ty!

245 = 50 + 1s

The marriott family bought a new apartment three years ago for $65,000. the apartment is now worth $86,515. assuming a steady rate of growth, what was the yearly rate of appreciation? what is the percent of the yearly rate of appreciation?

Find the number of real number solutions for the equation. x2 + 5x + 7 = 0 0 cannot be determined 1 2

The probability that a tutor will see 0, 1, 2, 3, or 4 students is given below determine the probability distribution's missing value.