5 x 2 ) 4 3 x )= 20 July 8, 2019 16 32 64 128 5 x 2 )+ 4 3 x )= 20 X 5 4x 4 x 3 14x 2 20x 8 5 4 2 )/ 3 x 20 10 Solve the equation for x 5 x 2 )+ 4 3 x )= 20 5 x 2 ≥ 3 x 20 or 4 x 8 12 4 x 5 )- 2 x 8 )= 5 x 3 )+ 20 2 x 3 )- 4 x 1 )+ 3 x 5 )= 2x 20 (2x+5)^2 - 4(x+3)(x-3) tại x = 1/20 2 x 2 5 5 x 7 = 35