Respuesta :

Answer:

=12x^2+17x−5

Step-by-step explanation:

=(4x+−1)(3x+5)

=(4x)(3x)+(4x)(5)+(−1)(3x)+(−1)(5)

=12x2+20x−3x−5

=12x2+17x−5

Answer: 12x^2+17x-5

Step-by-step explanation:

ACCESS MORE