Respuesta :

Answer: 2x

​2

​​ +5x−3

Step-by-step explanation:

2x

​2

​​ −x+6x−3

2x

​2

​​ +(−x+6x)−3

Answer:

[tex]2 {x}^{2} + 5x - 3[/tex]

Step-by-step explanation:

1) multiply the the parentheses

2) calculate the products

3)collect like terms