document.write( "Question 287386: please walk me through this problem to use as an exampl?
\n" ); document.write( "Solve each system by substitution. Determine whether the equations are independent, dependent, or inconsistent.
\n" ); document.write( "y = -3x + 19
\n" ); document.write( "y = 2x - 1
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Algebra.Com's Answer #209010 by richwmiller(17219)\"\" \"About 
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since both are equal to y, set them equal to each other and solve for x
\n" ); document.write( "-3x + 19 = 2x - 1
\n" ); document.write( "add 3x tbs
\n" ); document.write( "19=5x-1
\n" ); document.write( "add 1 tbs
\n" ); document.write( "20=5x
\n" ); document.write( "divide bs by 5
\n" ); document.write( "4=x
\n" ); document.write( "now solve or y
\n" ); document.write( "y=2x-1
\n" ); document.write( "y=8-1
\n" ); document.write( "y=7
\n" ); document.write( "(4,7)\r
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