Question

$$3+1+Z+5=6$$

Answer

Z=-3

Solution


Simplify  \(3+1+Z+5\)  to  \(Z+9\).
\[Z+9=6\]
Subtract \(9\) from both sides.
\[Z=6-9\]
Simplify  \(6-9\)  to  \(-3\).
\[Z=-3\]