Respuesta :

Answer:

9x-24

Step-by-step explanation:

We first expand the expression, this means that we multiply 2 and (x+4)

and 7 and (x-5). This means our expression will be:

2x+8+7x-35+3

Now we collect like terms:

2x+7x+8-35+3

Which will give us:

9x-24