document.write( "Question 336107: when maria was born her mother was 24 years old. at present maria's age is 20 percent of her mother age. how old is maria now \n" ); document.write( "
Algebra.Com's Answer #241033 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! when maria was born her mother was 24 years old. \n" ); document.write( "At maria's birth: mom = maria + 24 \n" ); document.write( "---------------------\r \n" ); document.write( "\n" ); document.write( "at present maria's age is 20 percent of her mother age. how old is maria now \n" ); document.write( "Now: maria = 0.20(mom) \n" ); document.write( "--- \n" ); document.write( "Substitute for \"mom\" and solve for \"maria\" \n" ); document.write( "------------------ \n" ); document.write( "maria = 0.20(maria + 24) \n" ); document.write( "maria = 0.2(maria) + 0.2(24) \n" ); document.write( "0.8(maria) = 4.8 \n" ); document.write( "maria now = 6 yrs old \n" ); document.write( "======================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |