Homework Help: Algebra

Posted by mike on Thursday, December 17, 2009 at 9:41pm.

Show equation AX=B represents a linear system of two equations in two unknowns. Solve the system and substitute into the matrix equation to check results. I have no idea can you help me out

A=|1,2|
|-3,5|,

X=|x[1]x[2]|,

B=|-4 12|

Algebra - Reiny, Thursday, December 17, 2009 at 10:07pm
The matrix equation AX=B results in the system of equations
x1 + 2x2 = -4
-3x1 + 5x2 = 12

I am sure you can solve that.

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