SOLUTION: Ricky invests $9200 in two different accounts. The first account paid 8 %, the second account paid 4 % in interest. At the end of the first year he had earned $536 in interest. How

Question 1105488: Ricky invests $9200 in two different accounts. The first account paid 8 %, the second account paid 4 % in interest. At the end of the first year he had earned $536 in interest. How much was in each account?
$ at 8 %
$ at 4 %
Answer by ikleyn(52786) (Show Source): You can put this solution on YOUR website!
.

interest + interest      = total interest

0.08*x   + 0.04*(9200-x) = 536.


Solve for x, where x = the amount invested at 8%.


Then evaluate 9200-x.

To see more solved problems on investment, look into the lesson
- Using systems of equations to solve problems on investment
in this site.

Also, you have this free of charge online textbook in ALGEBRA-I in this site
- ALGEBRA-I - YOUR ONLINE TEXTBOOK.

The referred lessons are the part of this online textbook under the topic "Systems of two linear equations in two unknowns".

Save the link to this online textbook together with its description

Free of charge online textbook in ALGEBRA-I
https://www.algebra.com/algebra/homework/quadratic/lessons/ALGEBRA-I-YOUR-ONLINE-TEXTBOOK.lesson

to your archive and use it when it is needed.

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