Answer:
2.6 or
Step-by-step explanation:
9d×10=240
÷10 ÷10
9d =24
÷9 ÷9
2.6 or 
Answer:
3^4 x y^4
Step-by-step explanation:
13.72 minutes or 13 minutes 43.2 seconds
Answer: 
<u>Simplify both sides of the equation</u>
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(Combine Like Terms)

<u>Subtract 12x from both sides</u>
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<u></u>
<u></u>
<u>Add 4.5 to both sides</u>
<u></u>
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The answer is the unit price for each ounce would be 0.25 (of course rounded to the nearest cent) just divide 3.99 by 16 then round to the nearest thousandths