Father and son

A father's age is five years more than four times his son's age. In 5 years, he will be three times his son's age then. How old is the son now?

Correct answer:

s =  5

Step-by-step explanation:

f=5+4s f+5=3 (s+5)  f=5+4 s f+5=3 (s+5)  f4s=5 f3s=10  f=25 s=5



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







Tips for related online calculators
Do you have a system of equations and looking for calculator system of linear equations?
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: