CAN SOMEONE HELP WITH THIS IGNORE THE ANSWER I PICKED I CLICKED IT ON ACCIDENT BUT DOES ANYONE KNOW THE RIGHT ANSWER FOR BRAINLIEST Q8

Shane can shovel the driveway in 4 hours, but if his sister it would take 2 hours. how long would it take taylor to shovel the driveway alone

Ze trinomial x2 + bx – c has factors of (x + m)(x – n), where m, n, and b are positive. what is ze relationship between the values of m and n? explain how you got ze answer

Jeremy wants to determine the number of solutions for the equation below without actually solving the equation. which method should jeremy use?