document.write( "Question 632358: Solve the Following System of equations by using the inverse of the coefficent
\n" ); document.write( "(AX=B) x+5y=25 5x+5y=45 The Inverse of matrix A, A-1 is?\r
\n" ); document.write( "\n" ); document.write( "and what is the solution in ordered pair please just post the answers i need in the box and the soultion for the system here is screenshot of question\r
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Algebra.Com's Answer #398230 by ewatrrr(24785)\"\" \"About 
You can put this solution on YOUR website!
 
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document.write( "Hi,
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document.write( "Solve the system of equations by using the inverse of the coefficient matrix.
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document.write( " x+5y = 25 
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document.write( "5x+5y = 45
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document.write( "\"A+=+%28matrix%282%2C2%2Ca1%2Cb1%2Ca2%2Cb2%29%29+=+a1b2-b1a2\"                                  
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document.write( "\"A+=%28+matrix%282%2C2%2C1%2C5%2C5%2C5%29%29\" = -20
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document.write( "\"A%5E%28-1%29+=+%281%2F%28a1b2+-+b1a2%29%29%28matrix%282%2C2%2Cb2%2C-b1%2C-a2%2Ca1%29%29\"
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document.write( "and...
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document.write( "Checking our answer using the Elimination Method:
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document.write( " x+5y = 25 
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document.write( "5x+5y = 45   |Subtracting 1st EQ from the 2nd
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document.write( "  4x = 20  
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document.write( "   x = 5  and y = 4  as \"5%2B5%2A4+=+25\"
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document.write( "(x,y) Ordered pair (5,4) the solution for this system of equations
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