College Algebra
in Word Problem Answers by

Your answer

Your name to display (optional):
Privacy: Your email address will only be used for sending these notifications.
Anti-spam verification:
To avoid this verification in future, please log in or register.

1 Answer

The investments are equal so if we let x dollars be the investment then 0.04x+0.07x+0.09x=900.

Therefore 0.2x=900 and x=900/0.2=$4500.

The total amount invested is 3x=$13500.

by Top Rated User (614k points)

Related questions

Welcome to, where students, teachers and math enthusiasts can ask and answer any math question. Get help and answers to any math problem including algebra, trigonometry, geometry, calculus, trigonometry, fractions, solving expression, simplifying expressions and more. Get answers to math questions. Help is always 100% free!
82,235 questions
86,750 answers
3,646 users