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24-09-2017
Mathematics

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I'm a bit confused on how to get x, the example doesn't make sense either.

Im a bit confused on how to get x the example doesnt make sense either class=

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alphabetsam alphabetsam

24-09-2017

We know that A=l*w and we also know that these two rectangles have to have the same area. This means we set the two area formulas equal to each other:
[tex](x)(12)=(16)(x-2)[/tex]
[tex]12x=16x-32[/tex]
[tex]-4x=-32[/tex]
[tex]x=8[/tex]

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