document.write( "Question 840396: when the angles of a triangle are (2x)degrees (5x=13)degrees and 90 degrees what is x
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Algebra.Com's Answer #506234 by Fombitz(32388) $\"\"$ $\"About$

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The angles sum to 180.
\n" ); document.write( "If the \"=\" in \"5x=13\" should be a \"-\"
\n" ); document.write( " $\"2x%2B%285x-13%29%2B90=180\"$
\n" ); document.write( " $\"7x=103\"$
\n" ); document.write( " $\"x=103%2F7\"$
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\n" ); document.write( "If the \"=\" in \"5x=13\" should be a \"+\"
\n" ); document.write( " $\"2x%2B%285x%2B13%29%2B90=180\"$
\n" ); document.write( " $\"7x=77\"$
\n" ); document.write( " $\"x=11\"$ \n" ); document.write( "

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