Marcos and his sister Yvette record their age each year in an annual scrapbook.
The table below shows their recorded ages for the past three years.
Which equation correctly shows the relationship between Marcos's age, m, and
Yvette's age, y?
Marcos
Yvette
10
4
11
5
12
6
4 O y = 7
O y = m + 6
O y = 6m
O y = m - 6