Ask Singapore Homework?

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



Question

Primary 1 | Maths
One Answer Below

Anyone can contribute an answer, even non-tutors.

Answer This Question
lynn
Anonymous

Primary 1 chevron_right Maths chevron_right Singapore

Please help!

Date Posted: 4 months ago
Views: 48
J
J
4 months ago
A+B = 9

2A + 3 = C


C - 9 = A
2A + 3 - 9 = A
2A - 6 = A

A = 6

So C = A + 9 = 6 + 9 = 15
A + B + C = 9 + 15 = 24


However, if 9 - C = A instead,

Then 2(9 - C) + 3 = C

18 - 2C + 3 = C
21 = 3C

C = 7

A + B + C = 9 + 7 = 16

See 1 Answer

done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
qistiNa
Qistina's answer
5 answers (A Helpful Person)
1st
hope this helps
Uqbah
Uqbah
2 months ago
Kinda confusing