document.write( "Question 307399: the question is 3x-1=x-7\r
\n" ); document.write( "\n" ); document.write( "subtract x from the right side making the equation 2x-1=-7
\n" ); document.write( "then add -7 and -1 making the equation 2x=-6
\n" ); document.write( "divide 2x and -6 by 2 making the equation x=-3
\n" ); document.write( "then plug -3 into the equation as x to check
\n" ); document.write( "3(-3)-1=-3-7
\n" ); document.write( "-9-1=-10
\n" ); document.write( "-10=-10
\n" ); document.write( "This shows that -3 is the correct answer for x.
\n" ); document.write( "

Algebra.Com's Answer #219912 by jollypgred(3)\"\" \"About 
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\n" ); document.write( "subtract x from the right side making the equation 2x-1=-7
\n" ); document.write( "then add -7 and -1 making the equation 2x=-6
\n" ); document.write( "divide 2x and -6 by 2 making the equation x=-3
\n" ); document.write( "then plug -3 into the equation as x to check
\n" ); document.write( "3(-3)-1=-3-7
\n" ); document.write( "-9-1=-10
\n" ); document.write( "-10=-10
\n" ); document.write( "This shows that -3 is the correct answer for x.
\n" ); document.write( "
\n" );