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rezolvati ecuatiile
5/7×x-3/8=1/10

Răspuns :

[tex]\dfrac{5}{7}\cdot \dfrac{x-3}{8}=\dfrac{1}{10}\\ \dfrac{5(x-3)}{56}=\dfrac{1}{10}\\ 50(x-3)=56\\ x-3=\dfrac{56}{50}\\ x=\dfrac{28}{25}+3\\ \boxed{x=\dfrac{103}{25}}[/tex]

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