y - 5 - 6 = 35 - 23
y - 5 - 6 = 12
y - 5 = 12 + 6
y - 5 = 18
y = 18 + 5
y = 23
y-5-6=35-23
y-5-6=12
y-5=12+6
y-5=18
y=18+5
y=23
k mk nha
y-5-6=35-23 y-5-6=12 y-5=12+6 y-5=18 y=15+8 y=23
y - 5 - 6 = 35 - 23
y - 5 - 6 = 12
y - 5 = 12 + 6
y - 5 = 18
y = 18 + 5
y = 23
k mik nha
y-5-6=35-23
y-5-6=12
y-5 =12+6
y-5 =18
y =18+5
y =23
vay y = 23
y-5-6=35-23
y-5-6=12
y-5=12+6
y-5=18
y=18+5
y=23
y-5-6=35-23
y-5-6=12
y-5=12+6
y-5=18
y=18+5
y=23
y-5-6=35-23
y-5-6=12
y-5=12+6
y-5=18
y=18+5
y=23
Vây y=23