Y=x
Y=2x-4
Find the solution for the system of linear by substitution

Elena and her husband marc both drive to work. elena's car has a current mileage (total distance driven) of 15,000 and she drives 23,000 miles more each year. marc's car has a current mileage of 46,000 and he drives 9,000 miles more each year. will the mileages for the two cars ever be equal? explain.

25 ! the line of best fit is h = 5a + 86. predict the height at age 16. show your work.

What is x3+3x2−16x−48 divided by x−1?