X 7 4 5 4x 3 July 8, 2019 16 32 64 128 3 5x 7 x 4 1 2 5 4x 8 7 4 x )- 5 3x 20 4x 3 x 7 )= 4 y 5 4x 3y 8 0 4x 3y 7 x 4 5 6 7 3x 2 )- 5 4x 3 4 x 2 )+ 1 4x 5 x 7 7x 4 x 3 7 2x x 5 4x 4 2x 3 in standard form 33 4x 4 x 7 )+ 5 5 x 7 = 35 5 x 7 x4 X 4 x 4 x 4