Problema Solution
Lukas was 50 years old when his grand daughter was born. Now he is 2 years more than 4 times his grand daughter's age. How old is the grand daughter now?
Answer provided by our tutors
let
x = the age of the grand daughter now
50 + x = the age of Lukas now that is after x years of the birth of his grand daughter
Now he is 2 years more than 4 times his grand daughter's age
50 + x = 2 + 4x
by solving we find
x = 16 years
click here to see the step by step solution of the equation
the grand daughter is 16 years old now.