Risposte

2013-12-22T12:57:47+01:00
Tex] \frac{4}{5}x + \frac{5}{3}x + \frac{7}{3}x = \frac{2}{3} + \frac{4}{5}+ \frac{6}{5} [/tex]
 \frac{4x(3)+5x(5)+7x(5)}{15} = \frac{2(5)+4(3)+6(3)}{15}
72x=40
x= \frac{40}{72} = \frac{5}{9}
  • Utente Brainly
2013-12-23T16:11:29+01:00
Tex] \frac{4}{5}x + \frac{5}{3}x + \frac{7}{3}x = \frac{2}{3} + \frac{4}{5}+ \frac{6}{5} [/tex]