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Alex6400
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1×2-[10+7-(x÷7÷4)+5×2]÷8=0

Răspuns :

Coco0987
1*2 - ( 10+7 - ( x: 7:4) +5 *2) :8 =0
2 - ( 17 - ( x:7:4) + 10):8=0
 (17 -( x:7:4) +10):8 = 2-0
( 17 - (x:7:4)+10 ) :8 =2
17 - (x:7:4) +10 =2*8
17 - (x:7:4) +10=16
17 - (x:7:4) =16-10
17 - (x:7:4)=6
x:7:4=17-6
x:7:4=11
x:7=11*4
x:7= 44
x=44*7
x=308

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