if the remainder is 15 when the integer n is divided by 28 , what is the remainder when 2 n is divided by 14 ?
"n = 28 k + 15 2 n = 2 ( 28 k + 15 ) = 4 k * 14 + 30 = 4 k * 14 + 2 * 14 + 2 = 14 j + 2 the answer is c ."
subtract(multiply(15, 2), 28)