document.write( "Question 557161: Angles (10c-20) and (5c+12) are supplementary. What is the value of each variable? \n" ); document.write( "

Algebra.Com's Answer #362482 by josmiceli(19441) $\"\"$ $\"About$

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Supplementary means they add up to 180 degrees
\n" ); document.write( " $\"+%28+10c+-+20+%29+%2B+%28+5c+%2B+12+%29+=+180+\"$
\n" ); document.write( " $\"+10c+-+20+%2B+5c+%2B+12+=+180+\"$
\n" ); document.write( " $\"+15c+-+8+=+180+\"$
\n" ); document.write( " $\"+15c+=+188+\"$
\n" ); document.write( " $\"+c+=+12.5333+\"$
\n" ); document.write( "The 2 angles are:
\n" ); document.write( " $\"+10c+-+20+=+125.333+-+20+\"$
\n" ); document.write( " $\"+10c+-+20+=+105.333+\"$
\n" ); document.write( "and
\n" ); document.write( " $\"+5c+%2B+12+=+62.666+%2B+12+\"$
\n" ); document.write( " $\"+5c+%2B+12+=+74.666+\"$
\n" ); document.write( "The angles are 105 + 1/3
\n" ); document.write( "and 74 + 2/3
\n" ); document.write( "which add up to 180 \n" ); document.write( "

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