Unicorn fan!'s answer to Gelene's Primary 6 Maths question.

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Unicorn fan!
Unicorn Fan!'s answer
9 answers (A Helpful Person)
For statements 2 and 3, if it is the same sign,subtract and if it it is same sign, add
E.g. 2.5r+1y
3r+1.5y
So subtract both statements... Hope this helps! :)