3 x 7 ≥ 2 2x 8 July 8, 2019 16 32 64 128 3 x 7 ) 2 2x 8 3 7 3x )+ 8 2 2x )= 12 Y 2x 3 x 2 8x 7 4 x 2 7 8x 3 2x /- 10 3 x 7 2 5 2x 2 8 4 x 7 )+ 3 2x 2 )= 8 X 3 2x 2 8x 7 3(x + 7) = 2(x - 8)