SOLUTION: X 2 3 X = 1 5 2 -3 EVALUATE EACH DETERMINANT AND SOLVE THE RESAULTING EQUATION

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Question 118919: X 2 3 X
=
1 5 2 -3
EVALUATE EACH DETERMINANT AND SOLVE THE RESAULTING EQUATION
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
X 2 3 X
=
1 5 2 -3
-------------
Determinant of the left side: 5x-2
Determinant of the right side: -9-2x
---------------
EQUATION:
5x-2 = -9-2x
7x = -7
x = -1
=============
Cheers,
Stan H.