Respuesta :

witchface2021

Answer:

x-6y+4z

Step-by-step explanation:

8x+y-9x+3z+2x-7y+z
8x+y-9x+3z+2x-7y+z

So first you wanna group the ones that are the same so 8x-9x+2x so that will give you 1x

Then you do y-7y then that gives you -6y

Then you do 3z+z and that gives you 4z


So the answers is 1x-6y+4z

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