suzie ’ s discount footwear sells all pairs of shoes for one price and all pairs of boots for another price . on monday the store sold 22 pairs of shoes and 16 pairs of boots for $ 650 . on tuesday the store sold 8 pairs of shoes and 32 pairs of boots for $ 760 . how much more do pairs of boots cost than pairs of shoes at suzie ’ s discount footwear ?
"let x be pair of shoes and y be pair of boots . 22 x + 16 y = 650 . . . eq 1 8 x + 32 y = 760 . . . . eq 2 . now multiply eq 1 by 2 and sub eq 2 . 44 x = 1300 8 x = 760 . 36 x = 540 = > x = 15 . sub x in eq 2 . . . . we get 120 + 32 y = 760 . . . then we get 32 y = 640 then y = 20 difference between x and y is 5 . answer : option b is correct answer ."
divide(subtract(650, multiply(22, divide(subtract(multiply(650, const_2), 760), subtract(multiply(22, const_2), 8)))), 16)