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7r+2r-4 what is it please

7r+2r-4 what is it please
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4 votes
7r+2r-4 what is it please

User Shry
by
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2 Answers

3 votes
7r + 2r - 4

7r + 2r = 9r

Answer - 9r - 4

Since 4 isn't a like term to 9r, you can't subtract it.

[Im unsure if you can do the like term with subtracting but I' sure with this answer!]
User Tanjin
by
8.4k points
3 votes
If you are simplifying it would be 9r-4
User Quka
by
7.9k points
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