5 4 3x )- 2 10 x )= 5x July 8, 2019 16 32 64 128 10x 4 3x 2 5x 4 )+( 7x 5 5x 4 2x 9 5 3x 2 )+ 4 x 10 ) 6 5x 2 )-( 4x 15 5 x 5 x 5 x 5 x 5
