12 pages
Each side count as a page
21+15=36 36/3=12
1a (you don’t necessarily need to include the 1, so you can just put “a” if you’d like).
Answer:
B. is your answer.
Step-by-step explanation:
Step-by-step explanation:
3x - 9 +2x + 9 = 2x - 2
5x = 2x - 2
5x - 2x = - 2
3x = - 2
x= - 2/ 3
