Answer :
2x + 1y = 4
2x + 3y = 9
-2y = -5
-2 -2
y = 2.5
2x + 3(2.5) = 9
2x + 7.5 = 9
- 7.5 - 7.5
2x = 1.5
2 2
x = 0.75
(x, y) = (0.75, 2.5)
2x + 3y = 9
-2y = -5
-2 -2
y = 2.5
2x + 3(2.5) = 9
2x + 7.5 = 9
- 7.5 - 7.5
2x = 1.5
2 2
x = 0.75
(x, y) = (0.75, 2.5)