Problem:
Solve the following system of three equations: 
$4 x-19 y-24 z-9=0$, $\frac{71 x}{5}-\frac{37 y}{5}+\frac{39 z}{5}+\frac{62}{5}=0$, $\frac{67 x}{5}-20 y+\frac{43 z}{5}-4=0$
Answer:
$x=-\frac{211253}{128500}$, $y=-\frac{7576}{6425}$, $z=\frac{36557}{128500}$
{'source': 'AMPS', 'file': 'amps/mathematica/algebra/system_of_equations/43495.txt'}