Respuesta :

(4x-3)(x+5)
= (4x)(x) + (4x)(5) +(-3)(x) +(-3)(5)
= 4x^2 + 20x -3x -15
= 4x^2 +17x-15.

Answer:

4x^2+17x-15

Step-by-step explanation:

Expand the polynomial using the FOIL method