document.write( "Question 374552: solve by the substitution method.
\n" ); document.write( "{s - 2t =1}
\n" ); document.write( "{-2s + 4t = -2}\r
\n" ); document.write( "\n" ); document.write( "its all one problem, on my paper theres only one of thoes brackets,both equations are inside it.
\n" ); document.write( "show work please and thank you.
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Algebra.Com's Answer #266449 by Alan3354(69443)\"\" \"About 
You can put this solution on YOUR website!
The 2nd eqn is -2 times the 1st
\n" ); document.write( "--> dependent, infinite # of solutions, no unique solution.
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