x + ( 19 - 2 ) = 37
x + 17 = 37
x = 37 - 17
x = 20
tk mk mk tk lại
x + ( 19 - 2 ) = 37
x + 17 = 37
x = 37 - 17
x = 20
x + ( 19 - 2 ) = 37
x + 17 = 37
x = 37 - 17
x = 20
x + 17 = 37
x = 37 - 17
x = 20
tk nha b
x + ( 19 - 2 ) = 37
x + 17 = 37
x = 37 - 17
x = 20
X + ( 19 - 2 ) = 37
X + 17 = 37
X = 37 - 17
X = 20
x + 17 = 37
x = 37 - 17
x = 20
tk nha
x+(19-2)=37
x+17=37
x=37-17
x=20
Vậy x= 20