Bobs age is 4 times greater than Susanne's age. Dakota is three years younger than susanne. The sum of Bob's, Susanne's, and Dakota's ages is 93. What is than Susanne's age?
Susanne's age is 16
First let's call Susanne's age
Because Bob is 4 times greater than Susanne's age his age must be
And because Dakota is three years younger than Susanne her age must be
The sum of all their ages is 93, so adding together the terms we have created gives us:
Now solving for