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Mathematics

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Combine like terms: 2r + r² – 4 + r

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Answer :

sarahmallon43 sarahmallon43

Today at 12:09 AM

Answer:

r^2+3r-4

Step-by-step explanation:

combine like terms:

2r+r

vvvv

3r+r^2-4

rearrange terms:

r^2+3r-4

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