SOLUTION: Happy Wednesday!
I am trying to solve this system by substitution. Can you help?
{3x+2y+z=17
{-x+y+z=4
{x-y-z=3
Thanks so much!
Denise
Algebra.Com
Question 386570: Happy Wednesday!
I am trying to solve this system by substitution. Can you help?
{3x+2y+z=17
{-x+y+z=4
{x-y-z=3
Thanks so much!
Denise
Answer by richard1234(7193) (Show Source): You can put this solution on YOUR website!
No solutions that satisfy all equations. This is because the second and third equations are identical, except that one of them is the negative of the other. This implies 4 = -3, or 0 = 7 if we add both equations.
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