Question

$$\left. \begin{array} { l } { x = 3 , 1 , 10 } \\ { = 92 , 875 } \\ { 80 } \\ { x } \end{array} \right.$$

Solve for x, y, z, a, b, c, d

$y=1$
$z=10$
$a=92$
$b=875$
$c=80$
$d=3$