IDNLearn.com offers a unique blend of expert answers and community-driven knowledge. Discover comprehensive answers from knowledgeable members of our community, covering a wide range of topics to meet all your informational needs.
Answer:
all 5
Step-by-step explanation:
6a+3a+8b+a-5b = 10a+3b
3b+6a+3b+6a = 9b+6a
3b+9a+3b+9a = 6b+18a
3b+10a+3b+10a = 6b+20a
13b+9a = 13b+9a