document.write( "Question 1043802: < S = (3x + 162)\r
\n" ); document.write( "\n" ); document.write( "\n" ); document.write( "\n" ); document.write( "If \n" ); document.write( "\n" ); document.write( "My notes : \r
\n" ); document.write( "\n" ); document.write( "supplementary angles add up to 180
\n" ); document.write( "(3x + 162) + (73 + 2x) = 180
\n" ); document.write( "5x + 235 = 180
\n" ); document.write( "
\n" ); document.write( "

Algebra.Com's Answer #658966 by MathLover1(20850)\"\" \"About 
You can put this solution on YOUR website!
\r
\n" ); document.write( "\n" ); document.write( "< \"S+=+%283x+%2B+162%29\"\r
\n" ); document.write( "\n" ); document.write( "< \"N+=+%2873+%2B+2x%29\"\r
\n" ); document.write( "\n" ); document.write( "\"%283x+%2B+162%29+%2B+%2873+%2B+2x%29+=+180\"\r
\n" ); document.write( "\n" ); document.write( "\"5x+%2B+235+=+180\"\r
\n" ); document.write( "\n" ); document.write( "\"5x+=+180-+235+\"\r
\n" ); document.write( "\n" ); document.write( "\"5x+=-55+\"\r
\n" ); document.write( "\n" ); document.write( "\"x+=-55%2F5+\"\r
\n" ); document.write( "\n" ); document.write( "\"highlight%28x+=-11%29+\"\r
\n" ); document.write( "\n" ); document.write( "now find each angle\r
\n" ); document.write( "\n" ); document.write( "< \"S+=+3x+%2B+162\"\r
\n" ); document.write( "\n" ); document.write( "< \"S+=+3%28-11%29+%2B+162\"\r
\n" ); document.write( "\n" ); document.write( "< \"S+=+-33+%2B+162\"\r
\n" ); document.write( "\n" ); document.write( "< \"highlight%28S+=+129%29\"\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "< \"N+=+73+%2B+2x\"\r
\n" ); document.write( "\n" ); document.write( "< \"N+=+73+%2B+2%28-11%29\"\r
\n" ); document.write( "\n" ); document.write( "< \"N+=+73++-22\"\r
\n" ); document.write( "\n" ); document.write( "< \"highlight%28N+=+51%29\"\r
\n" ); document.write( "\n" ); document.write( "check if < \"highlight%28S+=+129%29\" and < \"highlight%28N+=+51%29\" are supplementary:
\n" ); document.write( "\"highlight%28+129%2B51=180%29\" which is true\r
\n" ); document.write( "\n" ); document.write( "
\n" ); document.write( "
\n" );