Question

A man invests a certain amount of money at 2% interest and $800 more than that amount in another account at 4% interest. At the end of one year, he earned $112 in interest. How much money was invested in each account?

Which of the following equations could be used to solve the problem?

0.02x + 0.04(800) = 112
0.02x + 0.04(x + 800) = 112
0.04x + 0.02(x + 800) = 112

Answer 1

In my opinion it could be the last one

Answer 2

It should be the last one

Explanation:

If it's wrong sorry but I'm pretty sure it that one