Question

what is variable a single number ???​

Answer 1

Answer:

A defining variable is a symbol, such as x, used to describe any number. When a variable is used in an function, we know that it is not just one constant number, but that it can represent many numbers. ... A variable is a letter or a symbol used to represent any number.

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Answer 2

Step-by-step explanation:

it is a number or quantity that can vary or be varied