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54-16÷{[36-6×4:(x-4×5)]÷5+2}=52

Răspuns :

16:{[36-24:(x-20)]:5+2}=54-52
[36-24:(x-20)]:5+2=16:2
[36-24:(x-20)]:5=8-2
36-24:(x-20)=6x5
24:(x-20)=36-30
x-20=24:6
x=4+20
x=24



[tex]54-16:{[36-6*4:(x-4*5)]:5+2}=52 [/tex]
[tex]16:{[36-24:(x-20)]:5+2}=54-52[/tex]
[tex][36-24:(x-20)]:5+2=16:2[/tex]
[tex][36-24:(x-20)]:5+2=8[/tex]
[tex][36-24:(x-20)]:5=8-2[/tex]
[tex][36-24:(x-20)]:5=6[/tex]
[tex]36-24:(x-20)=6*5[/tex]
[tex]36-24:(x-20)=30[/tex]
[tex]24:(x-20)=36-30[/tex]
[tex]24:(x-20)=6[/tex]
[tex]x-20=24:6[/tex]
[tex]x-20=4[/tex]
[tex]x=20+4[/tex]
[tex]\boxed{x=24}[/tex]