LESSON 1: Things you should know before starting
If someone asks you:

Question:
�The triple of a number is 6. Can you guess what that number is?�

In a few seconds your answer will be:

Answer:
�The number is 2�

Because you know that 3 times 2 equals 6.

Using the �language� of mathematics, the QUESTION can be stated as:
�The triple of a number is 6.�

By the way,
is the same as    3 times x
The sentence: "Can you guess what that number is?� in math 'language' is
Where
Is the unknown number we need to find out.

Using the �language� of mathematics, the ANSWER can be stated as:
                                               �The number is 2�

In Algebra, when we have to use unknown numbers, we usually use the last letters of the alphabet:
alg1
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In this case we are using the
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