Problema Solution
Joanna is twice older than Denver. After 5 years, Denver will be three years as old as Joanna back then. How old is Denver now?
Answer provided by our tutors
let
j = the age of Joanna now
d = the age of Denver now
Joanna is twice older than Denver
j = 2d
after 5 years, Denver will be three years older than Joanna was back then
d + 5 = 3 + j
by solving the system of equation
d = 2 years
j = 4 years
click here to see the step by step solution of the system of equations
Denver is 2 years old now.