10. Determine whether y = 4x + 5 and y = 1/4x-2 are perpendicular.

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

The bake stars picked 907 apples last weekend at a local orchard they made caramel apples and sold them in the bakery in trays of 6

Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much