Question

x+100=300+400

Answer 1

x + 100 = 300 + 400

x + 100 = 700

x = 700 - 100

x = 600

Vậy x= 600

Answer 2

600 nha bn

Answer 3

x=600

Answer 4

x + 100 = 300 +  400

x + 100 = 700

x           = 700 - 100

x           = 600 

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Answer 5

x+100=300+400

x+100=700

x        =700-100

        x=600

Answer 6

x + 100 = 300 + 400

x + 100 = 700

x           = 700 - 100

x            = 600

 Vậy x = 600

Answer 7

X + 100=300+400

X= 700-100

X= 600

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Answer 8

x+100=700

x=700-100

x=600

Answer 9

x + 100 = 300 + 400

x + 100 = 700

       x   = 700 - 100

       x   = 600

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Answer 10

600 nha

Answer 11

x = 100 = 300 + 400 

x+ 100 = 700 

x = 700-100 

x= 600

Answer 12

x + 100 = 300 + 400

x + 100 = 700

x = 700 - 100

x = 600

Vậy x = 600

Answer 13

60 tk nhé

Answer 14

x + 100 =300 + 400 

x +100 =700

        x = 700 -100

        x =600

Answer 15

Có: x + 100 = 300 + 400

=> x + 100 = 700

=> x           = 700 - 100

=> x           = 600

Vậy x = 600

Answer 16

x+100=300+400

x+100=700

x=700-100

x=600