Jessica is 3 years younger than jenifer. Jackie is three times as old as Jessica. The differnce between jackies age and jenifers age is 11. Find the age of Jessica ,Jenifer ,and Jackie

Answer 1

Ja + 3 = Jr

Je = 3 Ja

Je = Jr + 11

substituting ... 3 Ja = Ja + 3 + 11

solve for Ja , then substitute back to find Je and Jr

Answer 2

Jenifer = X.
Jessica = x-3.
Jackie = 3x-9.

3x-9 - x = 11
X = 10.
x-3 =
3x-9 = 3*10-9 =