a+b - 2a+b
_________
Answers
Answered by
0
Answer:
Step-by-step explanation:
a+b-2a+b=-a+2b
a+b-2a+b
=a-2a+b+b
=-a+b+b
=-a+2b
Answered by
0
Hmm I think
Answer:
-a+b
Step-by-step explanation:
1. a+b-2a+b
-a+b+b
2. -a+2b
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