document.write( "Question 180219This question is from textbook Algebra 2
\n" ); document.write( ": I am so lost on this lesson. Help please! :)\r
\n" ); document.write( "\n" ); document.write( "5r - 4s - 3t = 3
\n" ); document.write( "r = 3s + 1
\n" ); document.write( "t = s + r
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Algebra.Com's Answer #135056 by Fombitz(32388)\"\" \"About 
You can put this solution on YOUR website!
Substitute and get to an equation with one variable.
\n" ); document.write( "\"5r-4s-3t=3\"
\n" ); document.write( "\"5%283s%2B1%29-4s-3%28s%2Br%29=3\"
\n" ); document.write( "\"5%283s%2B1%29-4s-3%28s%2B%283s%2B1%29%29=3\"
\n" ); document.write( "You now have an equation only in s.
\n" ); document.write( "Now solve for s and go back to find r and t.
\n" ); document.write( "Repost if you get stuck or need more help.
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