SOLUTION: Help! What is the solution to the system below? 3x + y + z = 18 4x + 2y + 3z = 12 7x + 8y + 5z = 9

Algebra ->  Matrices-and-determiminant -> SOLUTION: Help! What is the solution to the system below? 3x + y + z = 18 4x + 2y + 3z = 12 7x + 8y + 5z = 9      Log On


   

Question 461402: Help!
What is the solution to the system below?
3x + y + z = 18
4x + 2y + 3z = 12
7x + 8y + 5z = 9
Answer by rwm(914) About Me  (Show Source):
You can put this solution on YOUR website!
9,-3,-6
z = -(7x)/5-(8y)/5+9/5
z = -3x-y+18
z = -(4x)/3-(2y)/3+4