Problema Solution
,,can u help me to solve this problem,,
daniel is four more than johannas age. four years ago, he was five times as old as johanna. find johannas age four years ago.
Answer provided by our tutors
x = Daniel's age
y = Johanna's age
x = y + 4
(x - 4) = 5(y - 4)
y + 4 - 4 = 5y - 20
4y = 20
y = 5
Answer: Four years ago, Johanna's age = 5 - 4 =1 year old