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topjm [15]
3 years ago
13

Simplify: (−7a − 10c) − (−11a + 20c) − (−24a − 11c)

Mathematics
1 answer:
Elenna [48]3 years ago
7 0
D Would be the correct answer.
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Amy earns £10.00 per hour. She gets a raise, and her new hourly rate is £11.50. What is the percentage change in her hourly rate
Nookie1986 [14]

Answer: 15%

Step-by-step explanation:

% change = change/ actual value x 100

Change = 11 .50 - 10 = 1.5

Therefore % change = 1.5/10 x 100

= 15%

7 0
4 years ago
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Andy has 9 math books and 6 reading books. If he wants to distribute them evenly among some bookshelves so that each has the sam
andrew11 [14]

Answer:

3 is the greatest number of book shelves Andy can use.

Step-by-step explanation:

You can solve this by finding the greatest common factor of 9 and 6, which turned out to be 3.

6/3 = 2 (reading books per shelf)

9/3 =3 (math books per shelf)

Every shelf there are 2 reading books and 3 math books.

4 0
3 years ago
At the flea market Paul found 4 buckets of LEGOs with each bucket containing 1,398 LEGO pieces. If he wanted to split the LEGO p
Hoochie [10]

1,398 * 4 = 5,592

5,592/3 = 1,864

Each pile would have 1,864 legos.

3 0
4 years ago
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100 students are interviewed to see which of biology chemistry or physics , they prefer 30 students are girls 16 of the girls li
zalisa [80]

Well, it says that 34 kids like physics and since there is 100 students, we know 34% of the kids like physics. This means 66% like biology.

3 0
3 years ago
What function is represented by the graph?
earnstyle [38]

Answer:

\displaystyle f(x) = [\frac{3}{4}]^x + 5

Explanation:

All you have to do is plug in some intervals into the function based off of the graph, to make sure your function is authentic.

* Anytime that \displaystyle a < 1,the graph will be <em>falling from the left</em>.

I am joyous to assist you anytime.

8 0
3 years ago
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