SOLUTION: Mark's father is 55. This is 15 years older than twice Mark's age. How old is Mark?

Algebra.Com
Question 1026736: Mark's father is 55. This is 15 years older than twice Mark's age. How old is Mark?
Answer by ikleyn(52809)   (Show Source): You can put this solution on YOUR website!
.
Mark's father is 55. This is 15 years older than twice Mark's age. How old is Mark?
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

= 20.


RELATED QUESTIONS

Mark is 28 years younger than his father, while the father is 8 times older than Mark.... (answered by Alan3354)
Sue is four years older than Mark. Twice Sue’s age plus 5 times Mark’s age is equal to... (answered by richwmiller)
James is twelve years older than Mark. If Mark's age two years from now is half James age (answered by josgarithmetic)
Mark is 11 years older than twice Paul's age. Five years ago, the sum of their ages was... (answered by richwmiller)
Mark is 6 years older than Stephanie. Two times Mark’s age is 8 less than 4 times... (answered by josgarithmetic)
Mark is 16 years old. In 4 years he will be twice Norma’s age. How old is Norma... (answered by Edwin McCravy,ikleyn,Alan3354)
Larry is 5 years older than Mark and Andrew is 6 years older than twice Larry’s age.... (answered by ewatrrr,josgarithmetic)
Matt’s father is 45. He is 15 years older than twice Matt’s age. How old is... (answered by stanbon)
Matt’s father is 45. He is 15 years older than twice Matt’s age. How old is... (answered by stanbon)