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secondary 2 | Maths
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help with this please
Date Posted: 3 years ago
Views: 289
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done
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Hope this helps
Date Posted:
3 years ago
I still don’t understand how you get 21 and 26
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Refer ti red pen. Hope this helps
Date Posted:
3 years ago
The ideas of Equation (1) x3 is to eliminate the y as equation (2) have -9y. Therefore when we plus 9y + (-9y) = 0, we have 1 only unknown as x, then solve x value and y later.
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