document.write( "Question 119436This question is from textbook Holt Algebra 1
\n" ); document.write( ": solve each system by substitution\r
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\n" ); document.write( "\n" ); document.write( "y=x+3
\n" ); document.write( "y=2x+4
\n" ); document.write( "

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y=x+3
\n" ); document.write( "y=2x+4\r
\n" ); document.write( "\n" ); document.write( "SO,\r
\n" ); document.write( "\n" ); document.write( "x+3=2x+4
\n" ); document.write( "2x+4=x+3
\n" ); document.write( "2x-x+4=x-x+3
\n" ); document.write( "x+4=0+3
\n" ); document.write( "x+4=3
\n" ); document.write( "x+4-4=3-4
\n" ); document.write( "x=-1\r
\n" ); document.write( "\n" ); document.write( "Solving for y,\r
\n" ); document.write( "\n" ); document.write( "y=x+3
\n" ); document.write( "y=-1+3
\n" ); document.write( "y=2\r
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\n" ); document.write( "\n" ); document.write( "Power up,
\n" ); document.write( "HyperBrain!
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