Explain also plz plz plz
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Answered by
1
Answer:
3x² +3x +9
Step-by-step explanation:
5x²-6x+3-(2x²-9x -6)
=> 5x² -6x +3 -2x² +9x +6
=> 5x²-2x² -6x +9x +3 +6
=> 3x² +3x +9
Hope this helps
Answered by
0
Answer:
-3x²-3x-3
Step-by-step explanation:
2x²-9x-6-(5x²-6x+3)
=2x²-9x-6-5x²+6x+3
=2x²-5x²-9x+6x-6+3
= -3x²-3x-3
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