X 3 5x 2 10x 50 July 8, 2019 16 32 64 128 X 3 5x 2 10x 50 0 X 4 10x 3 35x 2 50x 24 X 4 10x 3 35x 2 50x 24 0 X 4 10x 3 35x 2 50x 24 factorise 3 x-5=x+3 X + 5 x 5 x 5 x 5 x 5 x 5