If f(x) =2x+4 and g(x)=1-x, then which of the following represents y=f(x)+g(x)?

Apool measures 100 meters by 100 meters a toddler inside the pool and trows a ball 60 centimeters from one edge of the pool. how far is the ball from the opposite edge of the pool

Which of the following would be a reasonable estimate for the weight of a pencil? a. 1 × 10^-20 lb b. 1 × 10^20 lb c. 1 × 10^2 lb d. 1 × 10^-2 lb

David leaves his house to go to school. he walks 200 meters west and 300 meters north. how far is david from his original starting point?