Question 1085950
.
The solution by the other tutor is <U>WRONG</U> and <U>IRRELEVANT</U>.


For correct solution see my post at this link

<A HREF=https://www.algebra.com/algebra/homework/coordinate/Linear-systems.faq.question.1085951.html>https://www.algebra.com/algebra/homework/coordinate/Linear-systems.faq.question.1085951.html</A>


https://www.algebra.com/algebra/homework/coordinate/Linear-systems.faq.question.1085951.html