Find the y-intercept of a line that has a slope of -2 and passes through the point (2,8)

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 able to prepare using the sauce?

Me i'm timed ! a. -2 to 1 b. -1.5 to 0.5c. 0 to 1d. 0.5 to 1.5

Pleas ! its urgent! what is the value of x? enter your answer in the box. mm