7 9 2 18 July 8, 2019 16 32 64 128 X 7 9 2 18 7 2 18 9 3 7 9 divided by 2 13 18 6 7 13z − 9 2 181 Y 2 9 7 18 7 18 minus 2 9 9 7 2 18 the formula is 9 3q 9 )+ 7 2 18q 17 7 18 2 9 as a fraction 7 18 2 9 in simplest form T 7 2 18 9 2 9 6 7 18 7 9 7 18 x 2 3