SOLUTION: solve using a modle, John is 6 years older than sarah. Their combined ages add up to 42. How old is john

SOLUTION: solve using a modle, John is 6 years older than sarah. Their combined ages add up to 42. How old is john

Algebra.Com

Question 1075684: solve using a modle, John is 6 years older than sarah. Their combined ages add up to 42. How old is john
Answer by jorel1380(3719) (Show Source): You can put this solution on YOUR website!
Let s be Sarahs age. Then John is s+6. So:
s+s+6=42
2s=36
s=18
s+6=24 as Johns age. ☺☺☺☺
RELATED QUESTIONS
John is 4 years older than his sister Mary. Together, their ages add up to 30. How old is (answered by ikleyn)

John is six years older than paul.If their ages add up to 30years , find paul's age? (answered by ikleyn)

John is 40 years older than his son. Ten years later, their combined ages will be 90... (answered by robertb)

Sarah is 3 times older than Joe. Their ages added together add up to 16. How old is... (answered by Fombitz,Alan3354)

David is two years older than peter and five years older than John.Their ages add up to... (answered by Theo,ikleyn,MathTherapy)

jim's cousin is five years older than jim. Their combined ages add up to 21. How old is... (answered by ikleyn)

John is twice as old as Sarah. Three years from today, the sum of their ages will be 42.... (answered by robertb)

John is 7 times older than Sally in 10 years their combined age will be 71. How old is... (answered by josmiceli,lenny460)

If Leah is 6 years older than Sue, and John is 5 years older than Leah, and the total of... (answered by scott8148)