1.

Let's find, what must be subtracted from-11x-7y-9z to get-7x+3y-5z​

Answer»

Step-by-step EXPLANATION:

-11X - 7Y - 9z - ( -7x + 3Y - 5z)

= -11x - 7y - 9z + 7x - 3y + 5z

= (-11x + 7x) + (-7y - 3y) + (-9z + 5z)

= -4x - 20y - 4z [Answer]



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