code: def timeit_linsolve_trivial():
      solve_linear_system(M, *S)
  
imports: from sympy.core.symbol import Symbol
  from sympy.matrices.dense import eye, zeros
  from sympy.solvers.solvers import solve_linear_system
label_desc: Use image node_id 1 for calling a global function with example usage: timeit_linsolve_trivial() without return types