document.write( "Question 1131597: If two angles are supplementary (the sum of the two angles equals 180 degrees) , find each angle if one angle is 30 degrees more than twice the other angle. \n" ); document.write( "

Algebra.Com's Answer #748390 by MathLover1(20850) $\"\"$ $\"About$

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\n" ); document.write( "\n" ); document.write( "the sum of the two angles equals $\"180\"$ ° : \r
\n" ); document.write( "\n" ); document.write( " $\"alpha%2Bbeta=180\"$ °\r
\n" ); document.write( "\n" ); document.write( "if angle $\"alpha\"$ is $\"30\"$ degrees $\"more\"$ than $\"twice\"$ the angle $\"beta\"$ , we have\r
\n" ); document.write( "\n" ); document.write( " $\"alpha=2beta%2B30\"$ °...substitute in $\"alpha%2Bbeta=180\"$ °\r
\n" ); document.write( "\n" ); document.write( " $\"2beta%2B30%2Bbeta=180\"$ °\r
\n" ); document.write( "\n" ); document.write( " $\"3beta=180-30\"$ °\r
\n" ); document.write( "\n" ); document.write( " $\"3beta=150\"$ °\r
\n" ); document.write( "\n" ); document.write( " $\"beta=150%2F3\"$ °\r
\n" ); document.write( "\n" ); document.write( " $\"beta=50\"$ °\r
\n" ); document.write( "\n" ); document.write( "and\r
\n" ); document.write( "\n" ); document.write( " $\"alpha=2%2A50%2B30\"$ °\r
\n" ); document.write( "\n" ); document.write( " $\"alpha=130\"$ °\r
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