document.write( "Question 1026582: Solve for y: {dx + cy = f
\n" ); document.write( " {gx + hy = j\r
\n" ); document.write( "\n" ); document.write( "I got a result of y = (gf - dj)/(gc - dh)\r
\n" ); document.write( "\n" ); document.write( "Use the results of the problem above to solve for y : {9x + y = 6
\n" ); document.write( " { x + y = 10\r
\n" ); document.write( "\n" ); document.write( "??? I don't understand how to get the answer. Please help! \n" ); document.write( "

Algebra.Com's Answer #641840 by ikleyn(52798) $\"\"$ $\"About$

You can put this solution on YOUR website!
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document.write( "It is on the Cramer's rule.\r\n" );
document.write( "Read these lesson and become an expert in that issue.\r\n" );
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document.write( "    - Determinant of a 2x2-matrix\r\n" );
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document.write( "    - HOW TO solve system of linear equations in two unknowns using determinant (Cramer's rule)\r\n" );
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document.write( "    - Solving systems of linear equations in two unknowns using the Cramer's rule\r\n" );
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