The answer is, x-5 equals to 0. So x equals to 5. So your answer is 5.
Answer:
144=12², so 144^3/2=(12²)^(3/2)=12³=1728.
this answer is not from the internet
go check yourselves
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I'm so sorry for not answer but which grade and what workbook is it?
D.(m-6)(m-8) is the answer