1)упростите а)aby/abc b)-6p/3q c)21a(b+3)/14b(b+3) d)x(y-3)/5(y-3)

Question

1)упростите
а)aby/abc b)-6p/3q c)21a(b+3)/14b(b+3) d)x(y-3)/5(y-3)

Answer 1

А) у/с
b)-2pq
c)21ab+69/15b+42b=69/17b