Question

x + 50 = 20 + 50

Answer 1

x + 50 = 20 + 50

x + 50 = 70

x = 70 - 50

x = 20

Answer 2

x + 50 = 20 + 50

x + 20  = 70

x         = 70 - 20

x         = 50

Answer 3

x+50=20+50

x+50=70

x=70-50

x=20

Answer 4

x + 50 = 20 + 50 

x + 50 = 70

x        = 70 - 50

x        =   20

Answer 5

x+50=20+50

x+50=70

    x=70-50

    x=20 tk nhe chuc ban hoc gioi 

happy new year

Answer 6

Tìm x :

 x + 50 = 20 + 50

 x + 50 = 70

 x = 70 - 50

 x = 20

  chuẩn 100% luôn