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Simplify (4x3+ 13x − 7) − (6x2+ 9x + 2).

1 Answer

4 votes
1. 4x^3+13x-7-6x^2-9x -2

2. 4x^3+(13x-9x)-7-6x^2 -2

3. 4x^3+4x-7-6x^2 -2

4. 4x^3+4x-6x^2 -9

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