# Math

a total of \$ 14,000 is invested in two funds paying 4% and 5% annual interest. The combined interest is \$620 a)write a system of equations to model this problem b). graph this system and use the graph to estimate how much was invested in each fund?

1. 👍 0
2. 👎 0
3. 👁 94

x+y = 14000
.04x + .05y = 620 --- 4x + 5y = 62000

graph using intercepts,
for x+y = 1400 ---> (0,14000) (14000,0)
for 4x+5y=62000 --->(0,12400), (15500,0)

on your grid, let each unit be 1000

1. 👍 0
2. 👎 0
posted by Reiny

## Similar Questions

1. ### Math

A total of 10,000 is invested into two funds paying 7.5% and 9% simple interest. The combined annual income for the two funds is \$849. Determine how much is invested at each rate

asked by Anonymous on January 12, 2015
2. ### Algebra

I invested \$42,000 in three funds paying 5%, 7%, and 9% simple interest. The total annual interest from these investments was \$2,600. The amount of money invested at 5% was \$200 less than the amount invested at 7% and 9% combined.

asked by Darrell on April 13, 2011
3. ### algebra

A total of \$80,000 is invested in two funds paying 2.3% and 3.1% simple interest . The total annual interest is \$2000. How much is invested in each fund?

asked by Jasmine on June 20, 2015
4. ### algebra

A total of \$12,000 is invested in two funds paying 9% and 11% simple interest. If the yearly interest is \$1,180, how much of the \$12,000 is invested at each rate? We have two unknowns: the amount of money invested at 9% and the

asked by lin on October 6, 2012
5. ### college algebra

suppose you invest \$15,000 in two funds paying 11 1/2%and 14% simple interest. the total annual interest is \$1950. how much is invested in each fund?

asked by sue on September 4, 2011
6. ### algebra

suppose you invest \$15,000 in two funds paying 11 1/2% and 14% simple interest. the total annual interest is \$1950. how much is invested in each fund?

asked by susie on September 4, 2011
7. ### Math Algebra1A

A total of \$12,000 is invested in two funds paying 9% and 11% simple interest. If the yearly interest is \$1,180, how much of the \$12,000 is invested at each rate? There seems to be a decimal in this problem if so how do I get rid

asked by Kim on June 20, 2013
8. ### Algebra 2

Aimee inherited \$15,000. She chose to invest it in a series of municipal bonds, mutual funds, and money market accounts, which paid annual interest rates of 5%, 6%, and 4%, respectively. She invested \$2,000 more in mutual funds