Eric Nicholas K's answer to Emily's Secondary 1 Maths Malaysia question.
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We use the found value of x and replace x by this value in the third equation.
At the end, remember to check that your found values of x and y fit nicely into BOTH equations.
I have corrected your working accordingly.
At the end, remember to check that your found values of x and y fit nicely into BOTH equations.
I have corrected your working accordingly.
Date Posted:
4 years ago
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