-  5x + 32y = 1009
−5x+32y+−32y=1009+−32y
−5x = − 32y +  1009
−5x / - 5 = - 32y + 1009
x = 32 / 5y + - 1009 / 5

−5x + 32y + 5x = 1009 + 5x
32y = 5x + 1009
32y / 32 = 5x + 1009 / 32
y = 5 / 32 x + 1009 / 32
Chuc bn hok tot
32
=
5x+1009
32
y=
5
32
x+
1009
32