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garri49 [273]
3 years ago
13

Simplify (2n + 5) - (3n + 7) + (4n - 9). -3n - 11 3n - 11 -3n + 11 3n + 11

Mathematics
1 answer:
Natasha2012 [34]3 years ago
3 0

Answer:

(B) 3n - 11

Step-by-step explanation:

(2n + 5) - (3n + 7) + (4n - 9) = 2n + 5 - 3n - 7 +4n - 9 = 3n  - 11

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A bottle of shampoo has a capacity of 0.43 L. How many milliliters of shampoo does the bottle contain? (1 L = 1,000 mL) A. 4.3 m
Finger [1]

Answer:

The correct answer is C

C. 430 mL

Step-by-step explanation:

We know that 1 liter is equivalent to 1,000 milliliters

1L = 1,000mL

So the number we have to go from liters to milliliters we multiply it by 1,000 and change the L per mL

0.43L = 0.43 * 1000 mL

0.43L = 430 mL

The bottle of shampoo contain 430 mL

if we look at the options they give us, we will see that it is equal to option c

A. 4.3 mL

B. 860 mL

C. 430 mL

D. 43 mL

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2 years ago
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They would be similar triangles because they cannot be congruent due to the fact that the side lengths are different. They are dilutions of each other which again proves that they are similar, not congruent.
5 0
3 years ago
You have inherited a large collection of audio compact discs and decide to purchase a HiFi system to play them. At the retailer
leva [86]

Answer:

24

Step-by-step explanation:

Since at the retailer you find a choice of 4 CD players, 2 amplifiers and 3 sets of speakers. We have 4 different ways of selecting the CD players, we also have 2 different ways of selecting the amplifiers and 3 different ways of selecting the 3 sets of speakers.

So, the total number of different HiFi systems are available to purchase from this retailer is 4 × 3 × 2 = 24 .

So we have 24 different HiFi systems are available to purchase from this retailer

3 0
2 years ago
How much would $600 invested at 8% interest compounded continuously be worth after 3 years? Round your answer to the nearest cen
eduard

Answer:

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Step-by-step explanation:

You just do it

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