x + 200 = 600 + 200
x + 200 = 800
x = 800 - 200
x = 600
tk mk nha mk tk lại
mơn nhìu !!!
thank you very much !!!
x + 200 = 600 + 200
x + 200 = 800
x = 800 - 200
x = 600
x+200=600+200
x+200=800
X =800-200
x =600
x + 200 = 600 + 200
x + 200 = 800
x = 800 - 200
x = 600
thương mk thì tk nha
x = 600
tk cho mình
chúc bạn học giỏiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii