Problem:
Solve the following system of two equations: 
$-\frac{21 x}{5}-6 y-\frac{87}{5}=0$, $-\frac{42 x}{5}+\frac{118 y}{5}+\frac{39}{5}=0$
Answer:
$x=-\frac{1516}{623}$, $y=-\frac{213}{178}$
{'source': 'AMPS', 'file': 'amps/mathematica/algebra/system_of_equations/19971.txt'}