when the positive integer x is divided by 9 , the remainder is 5 . what is the remainder when 6 x is divided by 9 ?
"i tried plugging in numbers x = 9 q + 5 x = 14 6 x = 84 6 x / 9 = 9 * 9 + 3 remainder is 3 . answer is c ."
reminder(multiply(5, 6), 9)