A block with mass m $=5\mathrm{.}3$ kg is attached to two springs with spring constants kleft $=33$ N$/$m and kright $=48$ N$/$m$.$ The block is pulled a distance x $=0\mathrm{.}26$ m to the left of its equilibrium position and released from rest.

$1)$

What is the magnitude of the net force on the block $($the moment it is released$)$