#### alexyankeefan

##### New member

- Joined
- Jul 11, 2007

- Messages
- 3

My problem is I dont know what operations to do when I encounter the fractions. Can anyone bring me back to the basics??????

The problems are:

1- x+2y=10

4x-y=13

2- 9x+10y=90

2x-8y=16

3 1/2x - 2/3y=5

x+1/5=10