2 years ago

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

1 answer:

6 0

(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!

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