Subtract 2x-3y+9z from the sum of -x-2y-3z and 6x-9y-5z. please give answer with explanation photo.
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Step-by-step explanation:
(-x-2y-3z)+(6x-9y-5z)
-x-2y-3z+6x-9y-5z
5x-11y-8z
Subtracting from 2x-3y+9z
(5x-11y-8z)-(2x-3y+9z)
5x-11y-8z-2x+3y-9z
3x-8y-17z
Brainliest Please
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