The teacher will be very surprised to see your correct solution 😉
3 4 5 6 7 9 10 -71 + 44*x + 29*x + 33*x + 15*x - 27*x + 24*x + 50*x = 0
x1 = 0.94407364525175 - 0.601548912227816*i
x2 = -0.829803608069395 - 0.72012908158084*i
x3 = -1.08658107732754
x4 = 0.85446832699101
x5 = -0.443110417211149 + 0.940436699561042*i
x6 = -0.829803608069395 + 0.72012908158084*i
x7 = 0.204896755197058 + 0.94525007466362*i
x8 = -0.443110417211149 - 0.940436699561042*i
x9 = 0.204896755197058 - 0.94525007466362*i
x10 = 0.94407364525175 + 0.601548912227816*i
x10 = 0.94407364525175 + 0.601548912227816*i