Question 636122
  <pre><font face = "Tohoma" size = 3 color = "indigo"><b> 
Hi,
x+y+z=-9
x-y+5z=-19
5x+y+z=-29
 x = -5,   y = -1,    z = -3
*[invoke cramers_rule_3x3 1,1,1,-9,1,-1,5,-19,5,1,1,-29]