CH Wong's answer to trish's Secondary 4 A Maths Singapore question.
done
{{ upvoteCount }} Upvotes
clear
{{ downvoteCount * -1 }} Downvotes
There you go.
Date Posted:
4 years ago
I made a mistake on the second line. It should be h=a-r. The rest of the working is correct. My apologies.
thank you so much!