document.write( "Question 594622: Solve by substitution method.. Can you help me please?
\n" ); document.write( "2x+7y=6
\n" ); document.write( " x=10-7y
\n" ); document.write( "

Algebra.Com's Answer #376828 by rfer(16322)\"\" \"About 
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2(10-7y)+7y=6
\n" ); document.write( "20-14y+7y=6
\n" ); document.write( "20-7y=6
\n" ); document.write( "-7y=6-20
\n" ); document.write( "y=-14/-7
\n" ); document.write( "y=2
\n" ); document.write( "-------------
\n" ); document.write( "2x+7*2=6
\n" ); document.write( "2x+14=6
\n" ); document.write( "2x=-8
\n" ); document.write( "x=-8/2
\n" ); document.write( "x=-4
\n" ); document.write( "--------------
\n" ); document.write( "x=10-7y
\n" ); document.write( "-4=10-7*2
\n" ); document.write( "-4=10-14
\n" ); document.write( "
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