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ahrayia [7]
3 years ago
10

3(r-6)+2=4(r+2)-21 . Find the value for r?

Mathematics
1 answer:
galben [10]3 years ago
8 0
3(r-6)+2=4(r+2)-21
3r-18+2=4r+8-21
3r-16=4r-13
-3=r

r=-3
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