Lisa's age is 4 years older than three times Sammy's age. Lisa is 28 years old. Let s represent Sammy's age.
Which equation can be used to solve for Sammy's age?
3s = 28
4s + 3 = 28
s + 4 = 28
3s + 4 = 28
It lost me in the lesson HELP! please and explain it please