document.write( "Question 632697: The perimeter of a triangle is 25 inches. If side a is twice side b, which is half side c, what is the length of side b? Which is half of side c, side a or side b? \n" ); document.write( "
Algebra.Com's Answer #398422 by dfrazzetto(283)\"\" \"About 
You can put this solution on YOUR website!
P = a + b + c = 25\r
\n" ); document.write( "\n" ); document.write( "a = 2b\r
\n" ); document.write( "\n" ); document.write( "b = c/2\r
\n" ); document.write( "\n" ); document.write( "c = 2b = a\r
\n" ); document.write( "\n" ); document.write( "a = c\r
\n" ); document.write( "\n" ); document.write( "a = 10, c = 10, b = 5\r
\n" ); document.write( "\n" ); document.write( "Reading the problem another way:\r
\n" ); document.write( "\n" ); document.write( "a = 2b = c/2\r
\n" ); document.write( "\n" ); document.write( "b = b\r
\n" ); document.write( "\n" ); document.write( "a = 2b\r
\n" ); document.write( "\n" ); document.write( "c = 4b\r
\n" ); document.write( "\n" ); document.write( "7b = 25\r
\n" ); document.write( "\n" ); document.write( "b = 25/7 = 3.57143
\n" ); document.write( "
\n" );