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Simplify the expression 8r+(4r? – 5r+7) Help!!!
Question
Simplify the expression
8r+(4r? – 5r+7)
Help!!!
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Mathematics
5 years
2021-09-05T11:08:21+00:00
2021-09-05T11:08:21+00:00 1 Answers
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Answers ( )
Answer:
7r+7
Step-by-step explanation:
just open up the bracket… nothing will change
8r+4r-5r+7 (since 8r, 4r and 5r are alike we can add them together)
8r+4r=12r
12r-5r=7r
…7r+7