Question

$$12+2x=16$$

Answer

x=2

Solution


Subtract \(12\) from both sides.
\[2x=16-12\]
Simplify  \(16-12\)  to  \(4\).
\[2x=4\]
Divide both sides by \(2\).
\[x=\frac{4}{2}\]
Simplify  \(\frac{4}{2}\)  to  \(2\).
\[x=2\]