Ответы и объяснения

2012-10-18T17:57:09+00:00

2(3р+4q) - 4(3p+4q) - 12p / 3(3p=4q)(3p+4q)

6p+8q -12p +16q -12 p / 3(3p=4q)(3p+4q)

24q-18p / 3(3p=4q)(3p+4q)

- 3(3p-4q) / 3(3p=4q)(3p+4q)

 - 1 / (3p + 4q)