SOLUTION: I keep coming up with two different answers. Please help... Ax=b-x Solve for x kellibutterfly39@aol.com

Question 310343: I keep coming up with two different answers.
Please help...
Ax=b-x
Solve for x
kellibutterfly39@aol.com
Found 2 solutions by Fombitz, josmiceli:
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!

Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!

You must do the same thing to both sides of the equation.
As long as you do that, you can't go wrong
First, add to both sides

is in both terms on the left, so bring it out as a common factor

Now divide both sides by

--------------------
You can check this by substituting any numbers for and

so

Now do the same substitutions in the answer:

OK
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