X 5 7x 2 9 July 8, 2019 16 32 64 128 5 4 x 2 7x 9 0 2x 2 6x 5 )+( 7x 2 x 9 X 2 5 x 1 7x 10 9 9x 1 )( x 5 )( 7x 2 3 x 5 )+( 8x 2 )= 7x 9 X 3 7x 2 9x 5 5 x 2 )+ 3 7x 9 7x 2 x 5 )= 9x 10 7x 2 9x 5 7 x 2 1 9 x 2 )= 7x 5 how many solutions 5 2x 3 )= 3 x 2 )+ 7x 9