Question

Tìm x biết :

4 - ( 27 - 3 ) = x - ( 13 - 4 )

Answer 1

4 - ( 27 - 3 ) = x - ( 13 - 4 )

-20 = x - 9

x = -20 + 9 = -11

Answer 2

4 - ( 27 - 3 ) = x - ( 13 - 4 ) 
=>4 - 24 = x - 9 
=> -20 = x - 9 
=>x = -20 + 9 
=>x = -11

Answer 3

4-24=x-9

-20=x-9

    x=-20+9

    x=-11

Answer 4

-11

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