document.write( "Question 1108194: Please help me solve this equation using substitution
\n" ); document.write( " -3x-8y=20
\n" ); document.write( "-5x+y=19
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Algebra.Com's Answer #723186 by Alan3354(69443)\"\" \"About 
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Please help me solve this equation using substitution
\n" ); document.write( " -3x-8y=20
\n" ); document.write( "-5x+y=19
\n" ); document.write( "=============
\n" ); document.write( "Solve the 2nd eqn for y.
\n" ); document.write( "Sub for y in the 1st eqn.
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