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atroni [7]
3 years ago
10

Find (3a2 - 2a + 4) - (a2 - 3a + 7) .

Mathematics
1 answer:
melisa1 [442]3 years ago
6 0
<span>(3a^2 - 2a + 4) - (a^2 - 3a + 7) = (distribute the negative sign)
3a^2 - 2a +4 - a^2 + 3a - 7 = (add like terms)
2a^2 + a - 3
So, the answer is A!

</span>
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