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3+{4×[2+(1000-×):3]-17}×7=24

cat e x?

Răspuns :

Rapunzel15
3+{4×[2+(1 000-X):3]-17}×7 = 24
{4×[2+(1 000-X):3]-17}×7 = 24-3
4×[2+(1 000-X):3]-17 = 21:7
4×[2+(1 000-X):3] = 3+17
[2+(1 000-X):3] = 20:4
( 1 000-X):3 = 5-2
1 000-X = 3×3
1 000 -X = 9
X = 1 000-9
X = 991



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