document.write( "Question 1665: I'm having trouble with solving systems. I did this before, at the beginning of the year, but I completely forget how to do it. Here's the system:
\n" ); document.write( "y=7x-9
\n" ); document.write( "y=4x+6
\n" ); document.write( "

Algebra.Com's Answer #556 by smartdude17(30)\"\" \"About 
You can put this solution on YOUR website!
Well for a system you start like this:
\n" ); document.write( "0=7x-9 G,lety=0
\n" ); document.write( "0=4x+6
\n" ); document.write( "4x+6=7x-9 Merge by Sub
\n" ); document.write( "15/3=3x/3 S
\n" ); document.write( "5=x Solution
\n" ); document.write( "4(5)+6=7(5)-9 Sub
\n" ); document.write( "26=26
\n" ); document.write( "
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