Sarah bought a 24-ounce can of tomato sauce for $8.40. what is the unit price per ounce?

What is an equation of the line that passes through the point (-2,3) and is parallel to the line whose equations is y=3/2x-4? i am stuck between y=3/2x or y=3/2x+6 : (

Which simplifys to a+ b? a-(1-b)+1 -(1-a)-b+1 (a--1) -1)+1

Which expression gives you the distance between the points (5,1)and(9,-6)