Find the values of x and y

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 find the answer and explain the process to find the answer of the problem appreciate it : )

Which statement is true about the graphs of the two line y=-8x-5/4 and y=1/8x+4/5