Juan invests $4000 in two different accounts.

Question

Juan invests $4000 in two different accounts. The first account paid 10 %, the second account paid 13 % in interest. At the end of the first year he had earned $436 in interest. How much was in each account?

$
at 10 %

$
at 13 %

Answer 1

This is like the other...

 

a + b = 4000

.10a + .13b = 436

 

The rest is on you.