Mathematics, 04.11.2020 15:20, boomerjm

Subtract −7a2+3a−9−7a 2 +3a−9minus, 7, a, squared, plus, 3, a, minus, 9 from 5a2−6a−45a 2−6a−45, a, squared, minus, 6, a, minus, 4.

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Subtract −7a2+3a−9−7a 2 +3a−9minus, 7, a, squared, plus, 3, a, minus, 9 from 5a2−6a−45a 2−6a−45, a,...