Respuesta :

Answer:

2x^2+x-15

Step-by-step explanation:

(3+x)(2x-5)

6x-15+2x^2-5x

2x^2-5x+6x-15

2x^2+x-15

2x2 + x - 15

step by step explanation

you know that the answer will be a quadratic expression.

(x + 3)(2x - 5) = 2x2 + 6x - 5x - 15 = 2x2 + x - 15