13x = 3(X-20) How to solve this algebra equation?

Sample response: if the graph passes the horizontaline test, then the function is one to one. functions that are one to one have inverses that a therefore, the inverse is a hinction compare your response to the sample response above. what did you include in your explanation? a reference to the horizontal-line test d a statement that the function is one-to-one the conclusion that the inverse is a function done

Cody was 165cm tall on the first day of school this year, which was 10% taller than he was on the first day of school last year.

Can anyone me with this question?