A + -5 = -12
A - 5 = -12
A = -7.
This is the solution.
They are abstract "word" problems, offered for the purpose of giving the
student of high school mathematics valuable practice in the application
and manipulation of the concept of "percent".
Often, some time spent in solving practice-examples such as these can
lead to the phenomenon known as "learning", whereby the student comes
to know, understand, and possess competence in a topic where he or she
was previously ignorant and incompetent.
It is important to realize that the practice is the vital component in the process,
whereas the answers alone have no value at all.
1,725 is you answer because you growth rate is 172.5 a year x ten is 1725
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There are 1 1/2 hip hop classes for 1 ballet class.
