Ask Singapore Homework?

Upload a photo of a Singapore homework and someone will email you the solution for free.



Question

secondary 4 | Biology
One Answer Below

Anyone can contribute an answer, even non-tutors.

Answer This Question
Tara
Tara

secondary 4 chevron_right Biology

Q1.2(b)

Date Posted: 6 years ago
Views: 337

See 1 Answer

done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
Jiayang
Jiayang's answer
1883 answers (Tutor Details)
1st
Use algebra form simultaneous eqns will help