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mr_godi [17]
4 years ago
7

Can someone please actually help me?

Mathematics
2 answers:
Dahasolnce [82]4 years ago
8 0

Answer:

x^{2} + -2x^{2} = -x^{2}

and 3x + 9x = 12x

5 will not change

so

-x^{2}+12x+5

Butoxors [25]4 years ago
4 0
This would be your answer

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