7 3 x 2 )= 5 2x July 8, 2019 16 32 64 128 7 x 2 )+ 5 3 2x 1 )+ 1 2 x 5 )+ 7 =- 3 2x 6 5 x 3 )= 14 2 7 2x 7 x 2 )+ 5 3 2x ) 4 3 x 7 x 2 )+ 5 3 2x 1 )+ 1 how many solutions 2x 7 )( x 3 2 2x 5 )= 18 7 2x 1 2x 3x 3 2 5 2x X 7 3x 2 2x 5 3 x 7 2 5 2x 2 8 2x 7 3 x 9 2 5 2 7 x 2 )+ 5 9x 3 2x 5