### Home > INT3 > Chapter 2 > Lesson 2.2.1 > Problem 2-35

First, define variables you can use to write equations.

Let = the number of pounds of Colombian coffee beans

Let

*= the number of pounds of Mocha Java coffee beans*

Next, set up an equation to represent the information about cost.

Now set up a second equation to show the total number of pounds.

Finally, solve your system of equations.