Melanie earned $39 at her job when she worked for 3 hours. what was her hourly pay rate in dollars per hour? express your answer in simplest form.

Describe the 2 algebraic methods you can use to find the zeros of the function f(t)=-16t^2+400.

Candy lives in the center of town. her friend darlene lives 28 miles to the east and her friend dana lives 21 miles north. approximately how far do dana and darline live apart ?

Pls brainliest will be awarded if answer is correct