tim cap so nguyen x,y
(2x-1)(2y+1)=-35
so nguyen x thoa man x-(-25-17-2x)=6+x
so nguyen x thoa man : x - (-25 - 17 - 2x) = 6 + x la
tim so nguyen x biet x-(-25-17-2x)=6+x
so nguyen x thoa man x-(-25-17-2x)=6+x
so cap so nguyen (x;y) thoa man (2x-5)(y-6)=17
tim cac so nguyen x de ( A=x+4/x-2)+(2x+5/x-2) la 1 so nguyen
Tim so nguyen x biet
c) x - (-24) = 3
d) 17 - { - 2x - [-x - (-x)]} = -15
tim so nguyen x bit
-24/x+17/xla 1 so nguyen