How do you solve $2n-5=7$ ?

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Answer 1 · 2016-06-12T08:06:33

The solution is $n=6$

We start with an equation:

$2n-5=7$

First step is to move $-5$ right by adding $5$ to both sides:

$2n=7+5$

$2n=12$

Now to calculate $n$ we divide both sides of the equation by $2$ .

$n=6$

How do you solve 2n-5=72n-5=7?