SOLUTION: How can you represent the system of equations with a matrix? 11x-12y=7 5x+12y=-7

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Question 1095157: How can you represent the system of equations with a matrix?
11x-12y=7
5x+12y=-7
Answer by ikleyn(52780) About Me  (Show Source):
You can put this solution on YOUR website!
.
AX = B,

where A is the matrix   A = %28matrix%282%2C2%2C+11%2C+-12%2C+5%2C+12%29%29,  

B is the vector of the right side  B = %28matrix%282%2C1%2C7%2C-7%29%29

and  X = %28matrix%282%2C1%2Cx%2Cy%29%29 is the vector of unknowns.