Question

Subtract the sum of -5x+7y-20z and 12z-x+10y from x-y-z​

Answer 1

Answer:

-5+7y-20z and 12z-x+10y

-5+7= -12

-12-20= -32

12z-x+10y = 22

and the x value is 22

Answer 2

Step-by-step explanation:

$- 5x + 7y - 20z + 12z - x + 10y \\ - 5x + 7y - 20z \\ - x + 10y + 12z \\ = - 6x + 17y - 8z \\ \\ x - y - z \\ - 6x + 17y - 8z \\ - 5x + 16y + 9z$

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