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Luba_88 [7]
3 years ago
8

5{-3.4k-7} + {3k+21}

Mathematics
1 answer:
lina2011 [118]3 years ago
8 0
The answer is −14k−14. Hope this helps.
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Note: Enter your answer and show all the steps that you use to solve this problem in the space provided.
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