Problema Solution
William is
4 times as old as Vanessa and is also
9 years older than Vanessa.
how old is william
Answer provided by our tutors
Let
v = the age of Vanessa
w = the age of William
William is 4 times as old as Vanessa:
w = 4v
William is 9 years older than Vanessa:
w = v + 9
We have the following system of equations:
w = 4v
w = v + 9
........
click here to see the system of equations solved for v and w
........
v = 3 years
w = 12 years
William is 12 years old.