The volume of one pan is 192 units cubed. The volume of the three pans is 576 units cubed.
7d+12-14d-3
Combine like terms
-7d+9
Hope this helped.
(10v + 45) = 5(2v + 9)
To factor find a number that can go flu shot into the 2 numbers given. In the question you posted, th at number was 5. 5 could go into 10v and 45.
If you need a better explanation just as in the comments.
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