document.write( "Question 878186: Solve the following system of equations.
\n" ); document.write( "4x+9y= 10 x=\r
\n" ); document.write( "\n" ); document.write( "5x+8y=19 y=
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Algebra.Com's Answer #529740 by josgarithmetic(39617)\"\" \"About 
You can put this solution on YOUR website!
Substitution might be more comfortable.\r
\n" ); document.write( "\n" ); document.write( "\"4x%2B9y=10\"
\n" ); document.write( "\"4x=10-9y\"
\n" ); document.write( "\"x=%2810-9y%29%2F4\"
\n" ); document.write( "-
\n" ); document.write( "\"5x%2B8y=19\"
\n" ); document.write( "\"5%2810-9y%29%2F4%2B8y=19\"
\n" ); document.write( "\"5%2810-9y%29%2B32y=76\"
\n" ); document.write( "\"50-45y%2B32y=76\"
\n" ); document.write( "\"-45y%2B32y=26\"
\n" ); document.write( "\"-13y=26\"
\n" ); document.write( "\"highlight%28y=-2%29\"
\n" ); document.write( "-
\n" ); document.write( "\"highlight%28x=%2810-9%28-2%29%29%2F4%29\", when done, find x=4.5
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