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# Mention the variables and constants from the following equation:$2x-5=7$.

**Given :**

The given equation is $2x-5=7$.

**To do :**

We have to mention the variables and constants from the given equation.

**Solution :**

$2x-5=7$

**Variable: **A variable is denoted by a symbol that can take any real value. The value of a variable is not fixed.

**Constants**: are terms without variables.

Therefore,

**In $2x-5=7$, x is the variable, $-5$ and $7$ are constants.**

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