AC Lim's answer to rick's Secondary 1 Maths Singapore question.

done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
AC Lim
Ac Lim's answer
12507 answers (A Helpful Person)
1st
Hope this helps
rick
Rick
2 months ago
why did u times 2 n why did the 1/2 disappear ?
AC Lim
AC Lim
2 months ago
Left hand side x 2, right hand side must also x 2,
When right hand side x2, it cancel with ½.
i.e ½ × 2= 1