document.write( "Question 734587: Please help me with \"Solving Systems of Equations by Substitution!
\n" ); document.write( "y=7x-10
\n" ); document.write( "y=-3
\n" ); document.write( "

Algebra.Com's Answer #449042 by lynnlo(4176)\"\" \"About 
You can put this solution on YOUR website!
x=1,y=-3 \n" ); document.write( "
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