2x 4 3x 12 3 x 5 July 8, 2019 16 32 64 128 12 4 x 3 )- 2x =( 5 3x )+ 9 14 3x 12 2x 4 x 3 8 2x 5 6 5 x 2y )= 3x 1 2x 4 3 x 5y )- 12
