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Subtract -7x+6 from -2x^2+9x-2 NEED HELP

Subtract -7x+6 from -2x^2+9x-2 NEED HELP
asked 156k views
6 votes
Subtract -7x+6 from -2x^2+9x-2 NEED HELP

asked
User Muminers
by
8.2k points

1 Answer

11 votes

Answer:


2x^2+2x+4

Key:

•
-\left(-a\right)=a

Explanation:


-7x+6-\left(-2\right)x^2+9x-2\\=-\left(-2\right)x^2-7x+9x+6-2\\-7x+9x=2x\\=-\left(-2\right)x^2+2x+6-2\\-\left(-2\right)=2\\=2x^2+2x+6-2\\6-2=4\\=2x^2+2x+4

answered
User Alpartis
by
7.8k points
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