Question

Tìm x : 4 - (27 - 3) = x -(13 - 4 )

 

Answer 1

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

=> 4 - 24 = x - 9

=> -20 = x - 9

=> -20 + 9 = x

=> -11 = x

Vậy x = -11.

Answer 2

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

         4-24=x-9

           -20=x-9

       -20+9=x

           -11=x

vậy x=-11 

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