$1.$ Solve the following set of equations by hand on paper $2$x $+$ y $+5$z $=5$

$2$x $+2$y $+3$z $=7$

x $+3$y $+3$z $=6$In the mini float format of $8$ bits determine what floating point number for the following on

paper

$1.10111100$

$2.01101111$

$3.00001001$

$4.10001100$