Question

Fred is 10 yrs older than Ted. In 3 yrs time Fred will be 3 times as old as Ted.
Let Fred be x yrs old now.
Write an equation to represent this situation. Solve equation and state how old each person is now.

Answer 1

F = T + 10

F + 3 = 3(T+3)

T + 10 + 3 = 3 T + 9

2 T = 4

T = 2
F = 12