tim x,y biet
/ x+2/ +/y-1/=0
tim y
y-6:2-<48-24x2:6-3>=0
cac ban biet nho giup mik nha
tim so x y m n
xy,mn -0,xy=19,94
khong thuc hien phep tinh,hay tim y trong tung phep tinh sau day(nho giai thich do nha)
y+17,28=17,28\(\frac{18}{9}\)x y =2y:6=0\(5\frac{2}{8}\):y=\(5\frac{2}{8}\)( 32/46 x Y - 16/23 x 21/23) : ( 12/25 + 5/8 x 13/6 - 36/45 : 3 ) = 0
tim Y
Tim chư số thích hợp thay vao x; y; m; n :
xy,mn - 0,xy = 19,94
tim 1 soco 2 chu so khi viet chu so 0 vao giua 2 so thi so moi gap 7 lan .so can tim la
khi thuc hien phep nhan 1 so tu nhien voi 2009 ban Ha so y viet quen 2 chu so 0 cua so 2009 nen tich giam di 346500.cac ban hay tim tich dung giup minh voi.
y + y x 1/3 : 2/9 + y : 2/7 =252 . tim y