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DaniilM [7]
3 years ago
15

How do you know that the sum of

Mathematics
2 answers:
Hoochie [10]3 years ago
6 0
The guy above me answered it so hey, have a good day
ser-zykov [4K]3 years ago
3 0

Answer:

A rational number is any number that can expressed as a fraction, those numbers are already fractions, so any operation on them gives a fraction which is rational

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Let's first convert that amount of money into cents, which makes 336 cents. Then, let's denote the amount of money one of the boys has with x. The other boy has got 3x-12 amount of money. We can construct an equation. 3x-12+x=336. Solving it we find that x=87 cents or $ 0.87 and the other boy holds $2.49 amount of money.
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d

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2 years ago
If f(x) = 3x + 2, what is f(5)?
Andrei [34K]

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