30 because you add 8 and 7 then add it by itself or multiply it by 2
8 days because you multiply 1/10 x 8 = 8/10 after you simplify it you get 4/5 Hope it helped
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Answer:</h2>
<u><em>The answer has to be 30. </em></u>
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Step-by-step explanation:</h2>
<em>Correct me if I am incorrect but I would believe I am correct. Have a good one!</em>
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✍(◔◡◔)</h2>
Answer:
12.247 Hope I helped
Step-by-step explanation:

see attached picture for #6
10 the inequality would be :
12 inch box is x
15 inch box is y
12x+15y≤84