document.write( "Question 673607: Find the solution to the system of equations.
\n" ); document.write( " x + y = 4 and y = 2x + 1\r
\n" ); document.write( "\n" ); document.write( "I NEED HELP PLEASE !
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Algebra.Com's Answer #418727 by rfer(16322)\"\" \"About 
You can put this solution on YOUR website!
y=2x+1
\n" ); document.write( "x+y=4
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\n" ); document.write( "x+2x+1=4
\n" ); document.write( "3x=3
\n" ); document.write( "x=1
\n" ); document.write( "--------------
\n" ); document.write( "1+y=4
\n" ); document.write( "y=3
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\n" ); document.write( "(1,3)
\n" ); document.write( "------------------
\n" ); document.write( "y=2x+1
\n" ); document.write( "3=2*1+1
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