jawab soal yang di gambar

1. 2x+2y-5x-y+8
2x-5x+2y-y+8
-3x-y+8

2. 4x-y-5x-8y-7
4x-5x-y-8y-7
-x-9y-7

3. 3(4x+5)
12x+15

4. 2(3x-3)
6x+6

5. (3x+2)(4x-3)
12x²-9x+8x-6
12x²-x-6

6. (2x-3)(2x-5)
4x²-10x-6x+15
4x²-16x+15