Answers

2015-09-13T16:36:27+08:00
5x + 2y = 12
5 (1) + 2 (3.5)
5 + 7
12

1. X = 1 AND Y = 3.5 

3x - 4y = 2 
3 (5) - 4 (3.25) 
15 - 13
2

2.X = 5 and Y = 3.25
0