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(17)3.5 x (17)? = 178

Correct Answer: 4.5

Explanation:

Let (17) 3.5 x (17) x = 17 8

Then, (17)3.5 + x = 178.


∴ 3.5 + x = 8


x = (8 - 3.5)


x = 4.5


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