Hi Veronica,
dividing -12 x^3 - 8 x^2 + 4 x +14 by 4 x- 4.
I got a quotient of - 3 x^2 -5 x - 4 with a remainder of -2. I then multiplied the divisor and the quotient adding -2 to check my answer.
Where in this problem did you get challenged?
I hope this helps.