Work Step by Step
Distribute the negative sign to the parentheses and then combine like terms. (x$^2$-8x-9)-(5x$^2$-4x-3) x$^2$-8x-9-5x$^2$+4x+3 (x$^2$-5x$^2$)+(-8x+4x)+(-9+3) -4x$^2$+(-4x)+(-6) -4x$^2$-4x-6
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