GCSE Secondary Maths Age 13-17 - Algebra: Algebra - Explained

The video tutorial explains an algebra problem involving the ages of three individuals: Ali, Vera, and Cerise. Ali's age is represented by 'y', Vera is twice Ali's age, and Cerise is three years younger than Ali. The sum of their ages is 125. The tutorial guides through setting up an equation, solving it to find the ages, and explains the mark allocation for the problem.

What is the age of Ali in terms of y?

If Vera is twice as old as Ali, how can you express Vera's age in terms of y?

What equation can be formed to represent the total of their ages being 125?

How do you collect like terms in the equation derived from their ages?

What are the individual ages of Ali, Vera, and Cerise after solving the equation?