PhysChemTutor's answer to Ethan's Secondary 1 Maths Singapore question.

done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
PhysChemTutor
Physchemtutor's answer
1551 answers (A Helpful Person)
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PhysChemTutor
PhysChemTutor
3 years ago
Check the last question
Ethan
Ethan
3 years ago
Ooops it shld be -3 not +3. Thank you :)