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Lapatulllka [165]
3 years ago
9

Write an addition equation with a positive addend and a negative addend and a resulting sum of -8

Mathematics
1 answer:
Airida [17]3 years ago
3 0
There's an infinite number of solutions. here's a few.
1+-9=-8
2+-10=-8
3+-11=-8
4+-12=-8
5+-13=-8
6+-14=-8

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A city planner is studying the need for affordable housing in the city's Urban Planning Department. He learned from the census o
goldfiish [28.3K]

Answer:

Population = 75,342 households

Sample = 400 randomly selected households

The percentage who live in a single household unit = Parameter

The average of 2.9 person per household of all households in the city = parameter

The $65,000 median family income of all the households in the city = Parameter

Step-by-step explanation:

The population refers to all the entire elements, observations or subject which fits into a particular study. In the scenario above, the entire household in the city of study. That is, the 75,342 households.

The sample is the subset of the population which is a smaller set of observation meant to be representative of the larger population. The sample here is the 400 randomly selected households.

Parameter differs from statistics in that numerical estimates or calculations obtained from the population is called the parameter while the numerical characteristics derived from the sample is called statistic.

6 0
3 years ago
I REALLLLLY NEED HELP WITH THAT!!!! Plz help
Inga [223]

Answer:

If it says (10a + 4): 40a + 16

If it says (10a - 4): 40a - 16

Step-by-step explanation:

If it's an equilateral quadrilateral, that means all sides are equal. So you would multiply the given side by the number of sides. Then simplify you equation.

I can't read it if it says (10a + 4) or (10a - 4) so i'll just do both and you can use which one it says.

If it says (10a + 4):

4(10a + 4)

40a + 16

If it says (10a - 4)

4(10a - 4)

40a - 16

8 0
3 years ago
a bug population doubles every 5 days. If you start with 6 bugs, how many bugs will there be in 35 days
Shtirlitz [24]

Answer:

768 bugs

Step-by-step explanation:

You can rewrite this problem as a function as time where the bug population is f(x), and x is the number of days since the start.

f(x)=6*2^(x/5)

Here, the 6 represents the number of bugs that you start with, the two shows that they double every day, and the /5 shows that they double every 5 days.

By plugging in 35, you get 6*2^7, which is 768.

5 0
2 years ago
What is the answer?​
ella [17]
<h2><em>I believe 10.91ft but I'm not sure.</em></h2>
4 0
3 years ago
How to write fractions
wolverine [178]

If you are talking about on Brainly.com it is like this.

To write half write 1/2 (1 forward slash 2)

8 0
3 years ago
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