Question

subt 3 x²-6x-4 from 5+x-2x²​

Answer 1

Answer:

9+7x+2x^2

Step-by-step explanation:

$(5+x-2x^{2}) - (3x^{2} -6x -4)\\(5+4)+(x+6x) + (5x^{2}-3x^{2})\\9+7x+2x^{2}$

Answer 2

answer is = 9 + 7x - 5x²

i hope it helps you