y = (1/3)x + (2/3) --- (1)
y = (5/7)x - 2 --- (2)
Substituting (2) into (1), we have:
(5/7)x - 2 = (1/3)x + (2/3)
15x - 42 = 7x + 14
15x - 7x = 42 + 14
8x = 56
x = 56 / 8
x = 7
Substituting x = 7 into (2), we have:
y = (5/7)(7) - 2
y = 5 - 2
y = 3
Hence, x = 7 and y = 3