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Rezolvati a) 4/9x-3/2=1/6 b)3/17x=9/34

Răspuns :


[tex] \frac{4}{9} x - \frac{3}{2} = \frac{1}{6} | \times 18 \\ \\ 8x - 27 = 3 \\ 8x = 3 + 27 \\ 8x = 30 \\ x = \frac{30}{8} \\ x = \frac{15}{4} \\ \\ \frac{3}{17} x = \frac{9}{34} | \times \frac{17}{3} \\ x = \frac{3}{2} [/tex]