Question

What's the algebraic expression of "The greatest possible value of 3y is 30"

Answer 1

This would be your answer: $3y \leq 30$

Answer 2

If 3y's grestest possible value is 30, that means 3y can't be greater than 30. So it has to be less than or equal to 30.

3y is leas then or equal to 30
y is less than or equal to 10