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Segment xz is bisected by point y. if xy = 12x, and the measure of xz = 18x – 6, solve for x

Jackie purchased 3 bottles of water and 2 cups of coffee for the family for $7.35. ryan 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?

1) you deposit $2,500 in an account that earns 4% simple interest. how much do you earn in eight years?