18 10 5 9 July 8, 2019 16 32 64 128 18 3 8 minus 10 5 9 Is 10 18 equivalent to 5 9 Is 10 18 equal to 5 9 5 9 10 18 answer 18 2x 5 9 )- 3x 10 7 18 and 3 8 10 and 5 9 5 18 6 10 x 5 9