SOLUTION: ok please help this one is hard, The difference in the age of two girls is 1 year. The sum of their ages is 27. What are their ages?

Algebra.Com
Question 29965: ok please help this one is hard,
The difference in the age of two girls is 1 year. The sum of their ages is 27. What are their ages?

Answer by jb007mi6(53)   (Show Source): You can put this solution on YOUR website!
0K...one girl is x and the other is y
you know the following
{x-y=1
{x+y=27
so add both equations and you get 2x=28 so x=14
14-1=y
y=13
the two girls are 13 and 14

RELATED QUESTIONS

The difference in a age of two girls is 1 year. The sum of their ages is 27 years. Find... (answered by scott8148)
the sum of the ages of a man and his son is 68 and the difference in their ages is... (answered by josgarithmetic)
The sum of the ages of a man and his son is 68 years. The difference in their ages is 27... (answered by macston)
Mike's age is two times Ron's age. The sum of their ages is 27. What is Ron's... (answered by josgarithmetic)
The sum of two numbers is 27. Their difference is 1. What are the... (answered by richwmiller)
This is my problem: The Ages of Theresa,Jami and Tammie are consecutive integers. The sum (answered by lwsshak3)
There are three little girls. The youngest is two years old and the eldest is eight years (answered by ikleyn)
Please help me figure out this question, I'd really appreciate it. I completed this test... (answered by jim_thompson5910)
two girls ages differ by 3 years. if the sum of their ages is 27, how old is each girl. (answered by solver91311)