Solve the following systems of equations by elimination or substitution. give the answer as an ordered pair or state there are infinite solutions or no solution to the system. 6. 3x+y=7 -4x-y=-14 7. 3x-5y=1 -6x+7y=-2 8. y-3=-5x 10x+2y=6 9. 2x=-7y+4 3x+5y=-5 ( )

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

Will give brainliest immeadeately true or false: the origin woud be included in the solution set for the inequality: y< 2x-5

Aflagpole broke in a storm. it was originally 8 1 81 feet tall. 2 8 28 feet are still sticking straight out of the ground, where it snapped, but the remaining piece has hinged over and touches the ground some distance away. how far away is the end of the pole from the base of the pole along the ground?