Ben has one third as much money as Shane. Shane gives Ben $8. Now Shane has $8 more than Ben. How much money do Shane and Ben have in all?

12. the amount of money in a bank account decreased by 21.5% over the last year. if the amount of money at the beginning of the year is represented by ‘n', write 3 equivalent expressions to represent the amount of money in the bank account after the decrease?

The base of a triangle exceeds the height by 9 inches. if the area is 180 square inches, find the length of the base and the height of the triangle.

If you prove that ∆wxz is congruent to ∆yzx, which general statement best describes what you have proved?