1) 14 x (1/2m + 3/7n)= 14 x 1/2m + 14 x 3/7n= 7m + 6n
2) 1/6 x (13/17b - 18/23c)= 1/6 x 13/17b - 1/6 x 18/23c= 13/102b - 3/46c
1) 14 x (1/2m + 3/7n)
= 14 x 1/2m + 14 x 3/7n
= 7m + 6n
2) 1/6 x (13/17b - 18/23c)
= 1/6 x 13/17b - 1/6 x 18/23c
= 13/102b - 3/46c