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4 votes
Simplify the expressions by combining like terms

4r + 9r - 11r + 7r

User XerXeX
by
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1 Answer

5 votes
9r
Step-by-step explanation:
4r + 9r = 13r
13r-11r = 2r
2r + 7r = 9r
User Muhammad Younus
by
8.2k points

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