Question 618812
  <pre><font face = "Tohoma" size = 3 color = "indigo"><b> 
Hi,
Please help use Cramer's rule to solve the linear system.
 3x-2y-z=3
  x+2y-5z=-31
  -7x+y+z=25 
 x= -145/31 y = -288/31 z =  48/31)

*[invoke cramers_rule_3x3 3,-2,-1,3,1,2,-5,-31,-7,1,1,25]