I hope I can be of assistance for you!
[tex]\mathrm{Group\:like\:terms}[/tex]
[tex]-33x^3+59x^2+611x^2+611x^2-262x-1433\cdot \:28060x+3888[/tex]
[tex]\mathrm{Add\:similar\:elements:}\:59x^2+611x^2+611x^2=1281x^2[/tex]
[tex]-33x^3+1281x^2-262x-1433\cdot \:28060x+3888[/tex]
[tex]\mathrm{Multiply\:the\:numbers:}\:1433\cdot \:28060=40209980[/tex]
[tex]-33x^3+1281x^2-262x-40209980x+3888[/tex]
[tex]\mathrm{Add\:similar\:elements:}\:-262x-40209980x=-40210242x[/tex]
[tex]-33x^3+1281x^2-40210242x+3888[/tex]
Hope this helps!
