document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=342217>Question 342217</A>: <I><SPAN STYLE=\"word-break: break-all;\"> 4(5n-7)=10n+2 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #244941 by </B><A HREF=/tutors/aboutme.mpl?userid=nyc_function><B>nyc_function(2741)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=nyc_function><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/cgi-bin/show-face.mpl?user=nyc_function><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=244941\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 4(5n-7)=10n+2\r<BR>\n" );
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document.write( "20n - 28 = 10n + 2\r<BR>\n" );
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document.write( "20n - 10n = 28 + 2\r<BR>\n" );
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document.write( "10n = 30\r<BR>\n" );
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document.write( "n = 30/10\r<BR>\n" );
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document.write( "n = 3\r<BR>\n" );
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document.write( "The Proof:\r<BR>\n" );
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document.write( "Let n = 3\r<BR>\n" );
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document.write( "4(5(3)-7)= 10(3)+ 2\r<BR>\n" );
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document.write( "4(15 - 7) = 30 + 2\r<BR>\n" );
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document.write( "4(8) = 32\r<BR>\n" );
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document.write( "32 = 32\r<BR>\n" );
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document.write( "This proofs that n = 3 is correct. </SPAN>\n" );
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