Question

The age of Sara's father is thrice
hers. The age of Sara's brother is 4
years more than hers. Find an
expression, in terms of y, for the sum
of their ages, where y represents
Sara's age.​

Answer 1

Given :-

• The age of Sara's father is thrice
• hers.
• The age of Sara's brother is 4 years more than hers.

To find :-

• Age of Sara's father and Brother.

Solution :-

Age of Sara ➛ y

Age of her father ➛ 3 × y = 3y

Age of her brother ➛ y + 4