Homework Help: Algebra 2

Posted by Emily on Thursday, October 18, 2012 at 10:04pm.

a total of $1381.8 per year is received in interest from three investments. the interest rates for the three investments are 4.9%, 7.5%, and 8.6%. the 4.9$ investment is half of the 7.5% investment and the 7.5% investment is 1400 less than the 8.6% investment.
find the amount of the 4.9% investment in units of dollars
find the ammount of the 7.5% investment in units of dollars
find the amount of the 8.6% investment in units of dollars

Algebra 2 - Steve, Friday, October 19, 2012 at 11:37am
let the three amounts be x,y,z respectively.

.049x + .075y + .086z = 1381.80
x = y/2
y = z-1400

x = 3400
y = 6800
z = 8200

Answer this Question

Related Questions

algebra - Last year, Susan had 30,000 to invest. She invested some of it in an ...
Algebra - an investment of 72,000 was made by a business club. the investment ...
ALGEBRA - An investment of $93,000 was made by a business club. the investment ...
COLLEGE ALGEBRA - An investment of $63,000 was made by a business club. The ...
COLLEGE ALGEBRA - An investment of $63,000 was made by a business club. The ...
Precalc - An investment of $37,000 was made by a business club. The investment ...
college alg HELP! - I cannot figure a way to do this problem: An investment of $...
word problem - An investment of $93,000 was made by a business club. the ...
Pre-Cal - This exercise is based on the following table, which lists interest ...
Algebra - You invested $1 0,000 on two stocks paying 8% and 10% annual interest...

For Further Reading

First Name:
School Subject:
Answer: