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GaryK [48]
3 years ago
9

(–8) + (–5) = (–8) + 2 =

Mathematics
2 answers:
andreyandreev [35.5K]3 years ago
4 0
First one is -13
second one is 16
mash [69]3 years ago
4 0

Answer:

(-13) and (-6)

Step-by-step explanation:

hope it helped you

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A box has a total surface area of $100.$ The length of the box is equal to twice its width, as well as equal to $3$ less than it
CaHeK987 [17]

Answer:

Formula:  width x depth x height

Step-by-step explanation:

times 100 and 3. As we know that the formula for a box is  width x depth x height.

We need to measure the box from all side so 4 sides. so times the 2 number by 2 cause there is 4 sides each.

Hope this helps

7 0
2 years ago
Please help with geometry! Will give thanks and brainliest answer.
lorasvet [3.4K]
B - 63 Degrees, obviously because all angles add up to a sum of 180 degrees.
6 0
2 years ago
1/2(n-5)=1/2(23-5) I cannot find what’s half of 23-5
liraira [26]

Answer:

n = 23

Step-by-step explanation:

if 1/2 (n-5) = 1/2 (23-5)

that must mean that n=23.

and if you are just looking for 1/2 of 23-5 that is just 9. (23-5) = 18 and half of 18 is 9

3 0
2 years ago
Write down the value of the 7 in the number 5709.​
Dovator [93]

Answer:

700

Step-by-step explanation:

The 9 = 9

The 0 = 0

The 7 = 700

The 5 = 5000

8 0
3 years ago
What is the height of an airplane as it descends to an airport runway
stepladder [879]
The set of Real numbers consists of following sets:
- Rational numbers,
- Integers,
- Whole numbers.
And : R > I > W
The height of an airplane as it descends to an airport runway is in the whole numbers, rounded to the nearest 100 feet.
Answer: Whole number.

3 0
3 years ago
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