Respuesta :

Answer:

17x - 5

Step-by-step explanation:

8x-7+2+9x

Phew, this looks like a mess: Lets split up the terms and sort them.

8x+9x-7+2

now the variables are together, and the constants are together.

Now lets do the math: (Like Terms)

8x + 9x = 17x

-7 + 2 = -5

Now lets put 'em together. 17x - 5