Respuesta :

brayyyyy
-9y+3x-z
The is the answer. All you need to do is add all the terms! Hope this helped you
devishri1977

Answer:

Step-by-step explanation:

x-3y-2z+2x-6y+3z​ = x + 2x  -  3y - 6y  -2z+3z    {bring the like terms together}

                             = 3x - 9y + z

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