document.write( "Question 648243: A pleasant day! please help me find the missing measure of triangle GHI if angle H is 2x+ 5 degrees and angle I is x-2 degrees. What is the measure of angle G? Thank you very much! \n" ); document.write( "
Algebra.Com's Answer #406617 by MathLover1(20850)\"\" \"About 
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\n" ); document.write( "as you already know, the sum of angles in triangle is \"180\"\r
\n" ); document.write( "\n" ); document.write( "so, \"G%2BH%2BI=180\" \r
\n" ); document.write( "\n" ); document.write( "if angle \"H+=2x%2B+5\" and angle \"I=x-2\", then \r
\n" ); document.write( "\n" ); document.write( "\"G%2B%282x%2B+5%29%2B%28x-2%29=180\" \r
\n" ); document.write( "\n" ); document.write( "\"G=180-2x-5-x%2B2\" \r
\n" ); document.write( "\n" ); document.write( "\"G=180-3x-3\" \r
\n" ); document.write( "\n" ); document.write( "\"G=177-3x\"\r
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