What is not a linear function y= x- 2, y= x+2 , y= 2x, y=x raise to the power 2

Write a polynomial that fits the description: a third-degree polynomial with leading coefficient -4

Fractions can be added and subtracted only if they're fractions. a. like b. proper c. improper d. unlike

Arestaurant chef made 1 1/2 jars of pasta sauce. each serving of pasta requires 1/2 of a jar of sauce. how many servings of pasta will the chef be bale to prepare using the sauce?