Use Bézout's algorithm to solve $as + bt = \gcd(a,b)$, in Content created by Newcastle University

Link to this question https://numbas.mathcentre.ac.uk/question/11920/use-bezout-s-algorithm-to-solve-as-bt-gcd-a-b/embed/

Make a link to launch in the Numbas lockdown app: Password: Launch in Numbas lockdown app