A variable is a symbol that represents an unknown or changeable number, typically a letter such as x, y, and z.
in algebra any letter really, however normally it's an x
An unknown number
a variable (an unknown number/ any number).
"n" stands for an unknown number.
A variable is a symbol that represents an unknown or changeable number, typically a letter such as x, y, and z.
you call it algebra because it has an unknown number which you have to solve for
in algebra any letter really, however normally it's an x
x is the unknown number in algebra
An unknown number
a variable (an unknown number/ any number).
"n" stands for an unknown number.
The word "variable" represents an unknown number.
A variable.
A variable is a letter that represents a number. Ex: 13.52=t
Let x be the unknown number. the expression is: x + 10.
It's called a Pro numeral.