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Earn +20 ptsQ: What letter or symbol is used to represent an unknown quantity is called a?
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What does X means in Mathematics?
X is the symbol for multiplication, as in 2X2=4 X (or any other letter) is often used to represent an unknown quantity.
The branch of mathemematics that nuses letter called variables in places of numerals?
Algebra uses letters to represent unknown numbers.
How can you write an expression that represents an unknown quanity?
A variable is usually used for that - for example, a single letter that represents the unknown quantity.
What is it called an unknown number represented by a letter or symbol?
An unknown number represented by a letter or symbol is a variable.
What is the letter in a algebra equation called?
It is the unknown variable
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