document.write( "Question 75847: A triangle has 3 sides: b – 2, 2b + 4, and 3b -6. Find the expression that represents its perimeter. \n" ); document.write( "
Algebra.Com's Answer #54468 by tutorcecilia(2152)\"\" \"About 
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The formula for a perimeter of a triangle:
\n" ); document.write( "P = (side #1) + (side #2) + (side #3)
\n" ); document.write( "Plug-in the values:
\n" ); document.write( "P = (b – 2) + (2b + 4) + (3b -6)
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