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I neeeddddd help on this I’m failing

I neeeddddd help on this I’m failing-example-1
User SuatCoskun
by
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1 Answer

4 votes

Answer:

AB = 9

Explanation:

Here is a simple case of a proportion.

We see that:

3:4

x:12

what can we do to make 4 into 12?

we multiply it by 3

so we do the same to 3

3*3=9

User Igor Konopko
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4.2k points