See the image please answer as fast as possible 15 points!

Jackie purchased 3 bottles of water and 2 cups of coffee for a family for $7.35. brian bought 4 bottles of water and 1 cup of coffee for his family for $7.15. how much does each bottle of water cost? how much does each cup of coffee cost? i need this done

If cos(θ)=2853 with θin q iv, what is sin(θ)?

Find the slope intercept form of (-3,6) and (3,-6)