3pq+7,-5pq+8,8pq-9
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Answered by
9
Answer:
3pq+7,-5pq+8,8pq-9
=3pq+7+(-5pq+8)+8pq-9
=3pq+7-5pq+8+8pq-9
=3pq-5pq+8pq+7+8-9
=6pq+6
=6(pq+1)
Answered by
5
6pq+6
(3pq + 7) + (-5pq + 8 ) + (8pq - 9 )
3pq + 7 - 5pq + 8 + 8pq - 9
(3pq - 5pq + 8pq ) + ( 7 + 8 - 9)
(-2pq + 8pq) + ( 15 - 9 )
6pq + 6
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