document.write( "Question 951740: a mom is 3 times old as his daughter. 5 years ago their sum of ages were 50. how old is the mother \n" ); document.write( "
Algebra.Com's Answer #581269 by macston(5194)![]() ![]() You can put this solution on YOUR website! d=daughter's age; m=mom's age=3d \n" ); document.write( "If five years ago the sum of their ages were 50 years, the sum is currently 60 years. \n" ); document.write( "d+m=60 yrs Substitute for m \n" ); document.write( "d+3d=60yrs \n" ); document.write( "4d=60yrs Divide each side by 4. \n" ); document.write( "d=15yrs \n" ); document.write( "m=3d=3(15yrs)=45yrs ANSWER: The mother is 45 years old. \n" ); document.write( "CHECK: \n" ); document.write( "(d-5yrs)+(m-5yrs)=50yrs \n" ); document.write( "(15yrs-5yrs)+(45yrs-5yrs)=50yrs \n" ); document.write( "10yrs+40yrs=50yrs \n" ); document.write( "50yrs=50yrs\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |