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Setler [38]
4 years ago
6

Simplify (4x2+ 12x − 9) + (7x2− x + 3).

Mathematics
1 answer:
Leni [432]4 years ago
7 0
       Answer:
D ) 11 x² + 11 x - 6        .. .. ... ... ... .
.  . . . . . . . . 

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