Eric Nicholas K's answer to Candice's Secondary 4 A Maths Singapore question.
done
{{ upvoteCount }} Upvotes
clear
{{ downvoteCount * -1 }} Downvotes
Good evening Candice! I obtained x = -0.5, y = -1.5 for my workings. I used an ordinary method instead of matrix method as the matrix method of solving simultaneous equations is not in your syllabus for E Maths and A Maths.
Date Posted:
4 years ago
The answer would be valid if +10 is changed to + 170
Oh okay thanks!