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Rainbow [258]
3 years ago
5

Explain how to simplify this expression: 4a + 19 - 3a - 7

Mathematics
1 answer:
Marina86 [1]3 years ago
8 0
Answer = a + 12

You take away 3a from 4a (which leaves a) and then take 7 away from 19 (which leaves 12)
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