Question

[phamthiminhtrang]

x + 500 = 400 + 600

Answer 1

[nguyenthingochuyen]

x + 500 = 400 + 600

x + 500 = 1000

x = 1000 - 500

x = 500

Answer 2

[gokubluessj1]

x+500=1000

   x=1000-500

   x=500

k cho mik nha bạn@@!