document.write( "Question 20971: Please help me answer this equation by using the substitution method.\r
\n" ); document.write( "\n" ); document.write( "y = 2x - 5
\n" ); document.write( "4x - y = 7
\n" ); document.write( "

Algebra.Com's Answer #10071 by christinaaa192(28)\"\" \"About 
You can put this solution on YOUR website!
first you need to substitute y for 2x-5.
\n" ); document.write( "now the equation is 4x-2x-5=7=
\n" ); document.write( "2x-5=7=
\n" ); document.write( "2x=12=
\n" ); document.write( "Now I'll leave that to you\r
\n" ); document.write( "\n" ); document.write( "I hope this helps
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