4 3x 9 )= 6 2x 5 ) 7x July 8, 2019 16 32 64 128 4 3x 9 )= 6 2x 5 )+ 7x 2x 9 5 3x 6 4 7x 3 10 5 x 7 = 35 6xy - 4y + 6 - 9x