Question

Please answer with explanation ​

Answer 1

Answer:

beautiful writing

Step-by-step explanation:

here is your answer:-

3x^2+2(X+2)-3x(2x+1)

6x+2+2x+4-6x^2+1

6x+4x+4-12x+1

10x+12x+1+4

22x+5

Answer 2

Answer:

$-6x^{2}-x+4$

Step-by-step explanation:

  $3x^{2}+2(x+2)-3x(2x+1)$

= $3x^{2}+2x+4-6x^{2}-3x$

= $-6x^{2}-x+4$