Question

x-456-56=789-89

Answer 1

x-456-56=700

x-400=700

x=700+400

x=1100

Answer 2

x-456-56=700

x-400=700

x=700+400

x=1100

Answer 3

x =1100 nha bạn

Answer 4

x-456-56=700

x-400=700

x=700+400

x=1100

Answer 5

x-456-56=700

x-400=700

x=700+400

x=1100

tk nha chuc cau hoc tot

Answer 6

x-456-56=789-89

x-400=700

x=700+400

x=1100

Answer 7

x-456-56=789-89

x-400=700

x=700+400

x=1100