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18 February, 21:18

Assessment items Malene wrote the equation x² + 8x + 60 = x² + 12x + 20 to show that the area of a changed rectangle is 60 cm² greater than the area of the original rectangle. How did the rectangle change?

I have the answer (I think) I just want to compare it with someone ...

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  1. 18 February, 21:37
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    2 was added to each side
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