document.write( "Question 1062560: If 20℅ of A= B & 40℅ of B=C then 60℅ of (A+B)=? \n" ); document.write( "
Algebra.Com's Answer #677484 by math_helper(2461)![]() ![]() You can put this solution on YOUR website! 0.2A = B —> A = 5B \n" ); document.write( "0.4B = C —> B = 2.5C \r \n" ); document.write( "\n" ); document.write( "I assume the problem wants the answer in terms of C: \n" ); document.write( "-- \n" ); document.write( "(0.6)(A+B) = \n" ); document.write( "(0.6)(5B + 2.5C) = (substituted for A and B) \n" ); document.write( "(0.6)(5(2.5C) + 2.5C) = (substituted for B) \n" ); document.write( "(0.6)(15C) = \n" ); document.write( "9C\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |