Tolong dong semuanya poin dibanyakin deh:)

1.>>>>>>>
3x + 8(C)
2.>>>>>>>
.
.
4.
2ab + a²-5=2.-2.3 +-2²-5=-12 + 4 -5=-13(c)

5.

2p-5q+q +pq-3pq-5pq=2p-4p-7pq(B)

6.

(B)

7.
=2x²+5x-(+12x)+3x²=2x²+3x²+5x-12x=6x²-7x(A)

8.c
9.