7 x 3 ) 9 5 x 2 )- 3x July 8, 2019 16 32 64 128 7 x 3 )+ 9 5 x 2 )- 3x 7 2x 3 )+ 2 x 1 )- 5 x 9 )= 3x 10 5 x 7 = 35 3 x 3 = 9 3 x-5=x+3 7 + 3 x 9 - 5
