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Tibi198
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(15-10:2):(5+15+7:3)-(9-7)×(8×2-2×9) va dau coroane ​

Răspuns :

PutereDinu

[tex](15-10:2):(5+15+7:3)-(9-7)\cdot(8\cdot 2-2\cdot 9)=\\=(15-5):(20+2,(3))-2\cdot(16-18)=\\=10:22,(3)-2\cdot(-2)=\\=\frac{30}{67}+4=\frac{298}{67}=\boxed{4\frac{30}{67}}[/tex]

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