document.write( "Question 188812: trying to solve the equation of:
\n" ); document.write( "y=x-4
\n" ); document.write( "x+y=14
\n" ); document.write( "

Algebra.Com's Answer #141605 by checkley77(12844)\"\" \"About 
You can put this solution on YOUR website!
y=x-4
\n" ); document.write( "x+y=14
\n" ); document.write( "Replace y in the second equation with (x-4) & solve for x.
\n" ); document.write( "x+(x-4)=14
\n" ); document.write( "2x=14+4
\n" ); document.write( "2x=18
\n" ); document.write( "x=18/2
\n" ); document.write( "x=9 ans.
\n" ); document.write( "y=9-4
\n" ); document.write( "y=5 ans.
\n" ); document.write( "Proof:
\n" ); document.write( "9+5=14
\n" ); document.write( "14=14\r
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