-4+y=-9. -x+y=-3 solve the system of linear equations algebraically (using substitution or elimination) write your answer as an ordered pair​

1. during first 10 seconds 2. between 10 seconds and 35 seconds 3. during 35 seconds to 40 seconds

Find the number of positive three-digit even integers whose digits are among 9, 8, 7,5, 3, and 1.

Angela rode his bike around a bike trail that was 1/4 of a mile long he rode his bike around the trail 8 * angelo says he wrote a total of 8/4 miles to russell says he's wrong and he actually and says that he actually wrote to my who is corrupt use words and trying to explain how you know.