Question

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Answer 1

Answer:

b)0

Step-by-step explanation:

$k + 7 = 16 = > k = 9\\ 8k - 72 = 8 \times 9 - 72 = 72 - 72 = 0$

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Answer 2

Ans:- (c) 0

First find the value of k and then put in the second equation you will answer 0.

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