Question

$$2+3-4+3-5+4+6-5$$

Answer

4

Solution


Simplify  \(2+3\)  to  \(5\).
\[5-4+3-5+4+6-5\]
Simplify  \(5-4\)  to  \(1\).
\[1+3-5+4+6-5\]
Simplify  \(1+3\)  to  \(4\).
\[4-5+4+6-5\]
Simplify  \(4-5\)  to  \(-1\).
\[-1+4+6-5\]
Simplify  \(-1+4\)  to  \(3\).
\[3+6-5\]
Simplify  \(3+6\)  to  \(9\).
\[9-5\]
Simplify.
\[4\]