Question

Which expression is equivalent to 3m+1-m?

2+m-1+m
1+m
3m-1
3m

Answer 1

2+m-1+m Is the answer.

Answer 2

2+m-1+m

Explanation:

By combining like terms, the given expression and the above answer both simplify to ...

2m+1

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The other available choices do not.