Question

x + 200 = 400 + 200

Answer 1

x + 200 = 400 + 200

x + 200 = 600

x          = 600 - 200

x          = 400

Answer 2

\(x+200=400+200\)

\(x+200=600\)

              \(x=600-200\)

              \(x=400\)

Vậy \(x=400\)

Answer 3

x + 200 = 400 + 200

x + 200 = 600

x = 600 - 200

x = 400

Ai tk mk 

Mk tk lại

Answer 4

x + 200 = 400 + 200

x + 200 = 600

x          = 600 - 200

x          = 400

Answer 5

x + 200 = 400 + 200

x + 200 = 600

           x = 600 - 200

           x = 400

tk mình nhé

Answer 6

x+200=400+200

x+200=600

       x=600-200

       x=400

Answer 7

x + 200 = 400 + 200

x + 200 = 600

x          = 600 - 200

x          = 400

Answer 8

x + 200 = 400 + 200

x + 200 = 600

x = 600 - 200

x = 400

Answer 9

x + 200 = 400 + 200

x + 200 = 600

x = 600 - 200

x = 400

Answer 10

X + 200 = 400 + 200

X + 200 = 600

     x  = 600 - 200

    x = 400

ai k minh minh k lai cho

Answer 11

x+200=600
x=600-200
x=400

Answer 12

x + 200 = 400 + 200

Vì 200 = 200 nên còn số 400 vậy x = 400 .

Answer 13

x + 200 = 400 + 200

x + 200 = 600

x           = 600 - 200

x           = 400

Answer 14

x + 200 = 400 + 200
x + 200 = 600
x = 600 ‐ 200
x = 400

Answer 15

x+200=400+200

x+200=600

x=600-200

x=400