Answer: 
<u>Step-by-step explanation:</u>
<u> -3x² + 29x - 150 </u>
x³ + 6x² - 3x - 5) -3x⁵ + 11x⁴ + 33x³ - 26x² - 36x - 6
-<u>(-3x⁵ - 18x⁴ + 9x³ + 15x²)</u> ↓ ↓
29x⁴ + 24x³ - 41x² - 36x ↓
-<u>(29x⁴ - 174x³ - 87x² - 145x</u> ↓
-150x³ + 46x² + 109x - 6
-<u>(-150x³ - 900x²+450x+750)</u>
946x² - 341x - 756
Good my teacher wasn’t going overboard today
Hopes this helps:
You can just download this app that I use when I need help on a problem it it called Cymath.