In 20

In 20 years, the father will be twice as old as he was five years ago. How old is a dad now?

Correct answer:

x =  30

Step-by-step explanation:

x+20=2 (x5)  x=30  x=130=30  x=30



Did you find an error or inaccuracy? Feel free to write us. Thank you!







Tips for related online calculators
Do you have a linear equation or system of equations and looking for its solution? Or do you have a quadratic equation?
Do you want to convert time units like minutes to seconds?

You need to know the following knowledge to solve this word math problem:

Units of physical quantities:

Grade of the word problem:

Related math problems and questions: