4 x (5 - 4) = (4 x 5) - (4 x 4) = 20 - 16 = 4
4 x (5 - 4) = 4 x 1 = 4
(b) 6 x (8-5) =
6 x (8-5) =
5 x (9 - 6) =
5x (9 - 6) =

urgent va rog​