document.write( "Question 314059: Could someone please help me with this word problem?\r
\n" ); document.write( "\n" ); document.write( "The second angle of a triangle is 3 times as large as the first. The third angle is 75 degree more than the first. Find the measure of each angle.\r
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Algebra.Com's Answer #224519 by unlockmath(1688)\"\" \"About 
You can put this solution on YOUR website!
Hello,
\n" ); document.write( "Let x represent the first angle and the second angle will be 3x and the third will be x+75. We know every triangle has 180 degrees, right? We can set up the following equation:
\n" ); document.write( "x+3x+x+75=180 Combine like terms to get:
\n" ); document.write( "5x+75=180 Subtract 75 from both sides to get:
\n" ); document.write( "5x=105 Divide each side by 5 to get:
\n" ); document.write( "x=21 degrees for the first angle.
\n" ); document.write( "Now you can figure out the other two angles.
\n" ); document.write( "Make sense?
\n" ); document.write( "RJ
\n" ); document.write( "www.math-unlock.com
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