Answer:
x = 1/3
y = -2/3
Explanation:
3x + y = 1/3 => y = 1/3 - 3x
2x - 3y = 8/3
2x - 3 * (1/3 - 3x) = 8/3
2x - 3 * 1/3 + 3 * 3x = 8/3
2x - 1 + 9x = 8/3
11x + 1 = 8/3
11x = 3/3 + 8/3
11x = 11/3
x = 11/3 / 11
x = 1/3
y = 1/3 - 3x
y = 1/3 - 3 * 1/3
y = 1/3 - 1
y = -2/3