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What is a Variable in Math?A variable in math is part of algebra and it is a symbol or letter that represents a number.
is the number 7 in real math a whole number
it is a unit.
The identity property of math states that any number and that number remains the original number. For example: 5 x 1 = 5 or 5 + 0 = 5
A number I believe: 1, 25, 145, etc.