Algebraic division.
........5x^2+20x..+47
x-4 | 5x^3...........-33x+8
........5x^3-20x^2
.................20x^2-33x
.................20x^2-80x
............................47x+8
............................47x-188
....................................196
Answer: 5x^2+20x+47 remainder 196.
Check: (x-4)(5x^2+20x+47)=5x^3+20x^2+47x - 20x^2-80x-188 + 196=5x^3-33x+8. OK!