tim x,y thuoc n de:
(x+22) chia het cho (x+1)
(2x+23) thuoc B *(x-1)
(3x+1) chia het cho (2x-1)
(x-2)*(2y+1)=17
xy+x+2y=5
tim x,y thuoc Z biet
a,xy-3x+2y=17
b,xy+3x-4y=19
a, [3x-2].[2y-3]=1
b, [x+2].y=x-3
tim x,y thuoc Z biet
\(xy+3x-2y+8=0\)
tim x,y thuoc N biet (x-6).(2y+3)=8
Tim x;y thuoc N biet (x-1)(2y+3)=26
tim x thuoc z
a) 4 ( x - 1 ) ( 3x + 2 ) = 16
Tim x,y thuoc Z biet: xy+3x-2y=11?
Giup mk vs nha cần gấp
Lời giải luôn nha
tik cko
tim x,y E Z biet
2y - 3x + 3y = 16