At the bank, derek made 7 withdrawals, each in the same amount. his brother, john, made 5 withdrawals, each in the same amount. each of john’s withdrawals was $5 more than each withdrawal that derek made. both derek and john withdrew the same amount of money in the end. how much did each brother withdraw? a) write an equation. let x represent the amount of one of derek’s withdrawals. b) solve the equation. show your work. c) check your s olution. show your work. d) state the solution in complete sentences.