Discover answers to your questions with Westonci.ca, the leading Q&A platform that connects you with knowledgeable experts. Get detailed and accurate answers to your questions from a community of experts on our comprehensive Q&A platform. Our platform provides a seamless experience for finding reliable answers from a network of experienced professionals.

-4y + 12 - 3y - 9 = ?
Options:
A: -7y +3
B: y - 3
C: 7y + 3
please show your work