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Nookie1986 [14]
3 years ago
12

PLS HELPPP!!!!!!!!!!!!!

Mathematics
1 answer:
uysha [10]3 years ago
3 0
I didn’t want to type it so I hope you can understand this

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Write a variable expression for this amount. 8 more than twice a number d
jarptica [38.1K]

2n+8 maybe try that i dont get the question..kinda confusing

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2 years ago
Please help me on this question.
Kay [80]

Answer:

3×(27-7) says to subtract 7 from 27 first, then multiply with 3; but 3×27-7 says to multiply 3 by 27 first ,then subtract 7.

The second bullet is the correct option

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3 years ago
2. The electrical resistance R of a wire varies inversely with the square of its diameter d. If a wire with a
Mariulka [41]

Answer:

0.225 \Omega =225 m\Omega

Step-by-step explanation:

We know (Ohm second law) that R= \frac{k}{d^2} where k inlcudes the rest of the parameters (material, lenght). In our situation we have k= 0.4\cdot9 \Omega mm^2. The moment the diameter becomes 8mm R becomes

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2 years ago
Andrea enjoys running. She keeps a daily journal to record how far she runs. She wears a pedometer to calculate the exact distan
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Again this is a simple addition problem I think.

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Hope this helps, have a good day. c;

5 0
2 years ago
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Which of the following is not a rate?
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