Question

max is four years younger than his sister brenda. the total of their age is 16. write and solve an equation to find their ages.

Answer 1

X is Brenda 
X - 4 is Max 

X + (X - 4) = 16 
2X -4 = 16 
2X = 20 
X = 10 
This means that Max is 6 and Brenda is 10