The correct answer is:
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" 77 / x " ; or; "x ÷ 77" .
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In algebra, the former is preferred; that is: " 77 / x " .
Julie traveled 3 times more miles than Danny.
This is because 24x is 3 times more than 8x and -63 is 3 times more than -21.
The answer would be 7 inches i believe?..