Question

Sara is 5 years older than Chris.

Chris is twice as old as Joey.
If Joey is j years old, which expression represents Sara’s age.

2j + 5

j + 5

5j

5j + 2

Answer 1

2j + 5

Explanation:

if Joey's age is j,

Chris age = twice as old as joey

= 2j

Sara is 5 years older than Chris

i.e

Sarah = Chris age + 5

= 2j + 5