One number is 2/5 of another number. the sum of the two numbers is 35. find the two numbers. use a comma to separate your answers.

!! 10 ! a westbound jet leaves central airport traveling 635 miles per hour. at the same time, an eastbound plane departs at 325 miles per hour. in how many hours will the planes be 1900 miles apart?

Which value of m will create a system of parallel lines with no solution? y= mx - 6 8x - 4y = 12

Out of 50 students surveyed, 16 have a dog. based on these results, predict how many of the 280 students in the school have a dog.