# Entry-Level Assessment: 18

$H$

#### Work Step by Step

If $area=lw$, then $area=(2x+3)(x-4)$ Use FOIL to multiply the polynomials $area \\=2x(x-4)+3(x-4) \\=2x^{2}-8x+3x-12$ Combine like terms to obtain: $area=2x^2+(-8x+3x)-12$ $area=2x^2-5x-12$

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