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Please answer this with an explanation please hurry!!!

Please answer this with an explanation please hurry!!!-example-1

1 Answer

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Answer:

3x + z + 9.

Explanation:

8x = 5x = 3x

-8y - (- 8y)

= -8y + 8y = 0.

0 - -(z) = z.

9 - 0 = 9.

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