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Ugo [173]
3 years ago
13

What value of x makes this proportion true?

Mathematics
2 answers:
postnew [5]3 years ago
6 0
The answer would be C. 8.
I would cross multiple the fractions (3*40) and (15 * x)
That would equal 15x= 120
Divide both sides by 15 and you get 8
Or
You could say: what number times 3 gives me 15? The answer would be 5 and then you would divide 40 by 5 to get 8.

Hope the explanation helps :)
Mashutka [201]3 years ago
4 0
I believe that c would be the answer ;)
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