SOLUTION: Brianna’s age is ½ of Jessica’s age. The sum of their ages is 27 years. How old is each girl?

Question 1204630: Brianna’s age is ½ of Jessica’s age. The sum of their ages is 27 years. How old is each girl?

Found 2 solutions by Alan3354, mananth:
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
Brianna’s age is ½ of Jessica’s age. The sum of their ages is 27 years. How old is each girl?
----------------
x + 2x = 27
etc
Answer by mananth(16946) (Show Source): You can put this solution on YOUR website!
Brianna’s age is ½ of Jessica’s age. The sum of their ages is 27 years. How old is each girl?
Let Jessica's age be 2x
Brianna's age will be x
The sum of their ages is 27 years
2x+x=27
3x=27
divide by 3
x=9
Brianna's age will be 9 years
Let Jessica's age be 2x = 2*9 = 18 years

RELATED QUESTIONS
two girls ages differ by 3 years. if the sum of their ages is 27, how old is each girl. (answered by solver91311)
Keira Anne is 2 years more than twice the age of Mary Jane. The sum of their ages is 17.... (answered by jorel1380)
Harriet's age is 3 more than 2 times Angela age. If the sum of their ages is 51 how old... (answered by Boreal)
fisher is 6 years older than twice carl's age. if the sum of their ages is 27, how old is (answered by alegriajoy33)
beth's age is 3 times sue's age. jill is twice as old as sue. the sum of their age is 30. (answered by Lola77479)
sammy is eleven less than five times Jaime's age. if the sum of their ages is 55, how old (answered by josgarithmetic)
Bob is seven years younger than twice Susan's age. the sum of their ages is 29. How old (answered by josgarithmetic)
Ann is 5 years older than her sister Susan. The sum of their ages is 27. How old is each... (answered by ewatrrr)
NOAHS AGE IS 3 YEARS MORE THAN TWICE TINA'S AGE. the sum of their ages is 24 years old.... (answered by advanced_Learner)