Answer:
The letter "x" is often used in algebra to mean a value that is not yet known. It is called a "variable" or sometimes an "unknown" In x + 2 = 7, x is a variable, but we can work out it's value if we try!
if you put your mind to it, it can be anything you want it to be. Just think, you are in control now
Step-by-step explanation:
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