Add: 3p 2q
2 – 4pq + 5 and 15 + 9pq +7p2q
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Step-by-step explanation:
= 2 - 4pq + 5 + 15 + 9pq + 7p2q + 3p2q
= 22 +5pq + 14pq + 6pq
= 22 + 25pq
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