what must be added to a+2b to get b-2a
Answers
Answered by
6
check it right or wrong
Attachments:

Answered by
3
Answer:
3a+b
Step-by-step explanation:
a + 2b
-2a + b
answer= 3a+b
Hope it is helpful to u...
Similar questions
Social Sciences,
8 months ago
Geography,
8 months ago
English,
8 months ago
Biology,
1 year ago
Math,
1 year ago