Question

Please answer correctly and no links​, I can mark brainlist

Answer 1

Your third option would be best.
(3)(17.25)=51.75

Answer 2

A (3)(-17.25) = -51.75

This is the answer because Paul took 17.25 from his saving every week, so that would make 17.25 negative in the equation. 3 is just the number of weeks, there is no need for a negative there.