x + 100 = 300 + 400
x + 100 = 700
x = 700 - 100
x = 600
Vậy x= 600
x + 100 = 300 + 400
x + 100 = 700
x = 700 - 100
x = 600
Tk mik nha bạn !!!
x + 100 = 300 + 400
x + 100 = 700
x = 700 - 100
x = 600
Vậy x = 600
X + 100=300+400
X= 700-100
X= 600
k mk nha bạn
x + 100 = 300 + 400
x + 100 = 700
x = 700 - 100
x = 600
k mk nha~~
x = 100 = 300 + 400
x+ 100 = 700
x = 700-100
x= 600
x + 100 = 300 + 400
x + 100 = 700
x = 700 - 100
x = 600
Vậy x = 600
x + 100 =300 + 400
x +100 =700
x = 700 -100
x =600
Có: x + 100 = 300 + 400
=> x + 100 = 700
=> x = 700 - 100
=> x = 600
Vậy x = 600
x+100=300+400
x+100=700
x=700-100
x=600