Question

x + 50 = 50 + 20

 

Answer 1

x + 50 = 50 + 20

x + 50 = 70

x = 70 - 50

x = 20

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Answer 2

x + 50 = 50 + 20

x + 50 = 70

        x = 70 - 50

        x = 20

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Answer 3

x + 50=70

x=70-50

x=20

Answer 4

x+50=20+50

x+50=70

x=70-50

x=20

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Answer 5

x = 20 nha

Answer 6

x + 50 = 50  + 20

x + 50 = 70

        x = 70 - 50

        x = 20

Answer 7

x=20

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Answer 8

x + 50 = 50 + 20

x + 50 = 70

x = 70 - 50

x = 20