Jia Earn Lim's answer to b's Secondary 2 Maths Singapore question.

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Jia Earn Lim
Jia Earn Lim's answer
96 answers (Tutor Details)
1st
I starred in red one of the steps, I assume the question is asking you to solve for x, generally you would want to simplify the equation to that step :) You can then factorise it to solve
Eric Nicholas K
Eric Nicholas K
1 year ago
x = -2 must be rejected.