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An unknown number
"n" stands for an unknown number.
a variable
A variable is a symbol that represents an unknown or changeable number, typically a letter such as x, y, and z.
x
An unknown number
"n" stands for an unknown number.
b
It's called a Pro numeral.
variable is the unknown number. usually represented as a letter
"b" is simply a letter in algebra to replace an unknown number.
a variable.
a variable
you call it algebra because it has an unknown number which you have to solve for
It is called a variable.
it can represent any number it can represent any number it can represent any number it can represent any number it can represent any number
A variable is a symbol that represents an unknown or changeable number, typically a letter such as x, y, and z.