Heather has divided ​$6100 between two​ investments, one paying 9 ​%, the other paying 5 ​%. If the return on her investment is ​$417 ​, how much does she have in each​ investment? Do not try to solve each problem algebraically.​ Instead, make a guess that satisfies one or more conditions of the problem and then evaluate your guess. Keep adjusting your guesses until you have a solution that fits all the conditions of the problem.