x.2=10+10
x.2=20
x=20;2
x=10
x.2=10+10
x.2=20
x=20:2
x=10. ai kik tao kik lai
x . 2 = 10 + 10
x . 2 = 20
x = 20 : 2
x = 10
x . 2 = 10 + 10
x . 2 = 20
x = 20 : 2
x = 10
x . 2 = 10 + 10
x . 2 = 20
x = 20 : 2
x = 10
x . 2 = 10 + 10
x . 2 = 20
x = 20 : 2
x = 10
\(x\times2=10+10\)
\(x\times2=20\)
\(x=20:2\)
\(x=10\)
x.2=10+10
x.2=20
x=20:2
x=10
x.2=10+10
x.2=20
x=20:2
x=10
k nhe tam' te'
x . 2 = 10 + 10
x . 2 = 20
x = 20 : 2
x = 10
x . 2 = 10 + 10
x . 2 = 20
x = 20 : 2
x = 10.
x : 2 = 10 + 10
x : 2 = 20
x = 20 : 2
x = 10