Simplify and Subtract PLZ!!!

(13x2 + 2) - (4x2 + 2x - 7)

(13x^2 + 2) - (4x^2 + 2x - 7)
= 13x^2 + 2 - 4x^2 - 2x + 7
= 9x^2 - 2x + 9

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(13x^2 + 2) - (4x^2 + 2x - 7)
=13x^2 + 2 - 4x^2 - 2x + 7
=9x^2 - 2x + 9 answer//

=(26+2)-(8-14)
=(28)-(6)
=22

7x^2 - 2x + 9