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a fost răspuns

Afla valoarea x. 13<×:5<16
26<×<(315-5):10

Răspuns :

Abc112
[tex]13 < x \div 5 < 16 \: | \times 5[/tex]

[tex]65 < x < 80[/tex]

[tex]x \: \epsilon \: (65,80)[/tex]

[tex]26 < x < (315 - 5) \div 10[/tex]

[tex]26 < x < 310 \div 10[/tex]

[tex]26 < x < 31[/tex]

[tex]x \: \epsilon \: (26,31)[/tex]

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