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54-16:{[36-6*4:(x-4*5)]:5+2}=52

Răspuns :

ExUU
16 : {[36-6*4:(x-20)]:5+2}= 2
{[36-6*4:(x-20)]:5+2}=32
[36-6*4:(x-20)]:5 = 30
[36-6*4:(x-20)] = 6
6*4:(x-20) = 42
4:(x-20) = 7
x-20 = 28
x = 28 - 20
_-x = 8-_
54-16:{[36-6·4:(x-4·5)]:5+2}=5216:{[36-24:(x-20)]:5+2}=54-5216:{[36-24:(x-20)]:5+2}=2[36-24:(x-20)]:5+2=2·16[36-24:(x-20)]:5+2=32[36-24:(x-20)]:5=32-2[36-24:(x-20)]:5=30[36-24:(x-20)]=30x5
36-24:(x-20)=15024:(x-20)=36-150
24:(x-20)=-114
x-20=-114-24
x-20=-138
x=-138+20
x=-118

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