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Fynjy0 [20]
4 years ago
7

Describe the steps when adding the following number sentence: -45 + 10 + (-20) + 20

Mathematics
1 answer:
Whitepunk [10]4 years ago
4 0

Answer:

Lets break it you add -45 to 10 and get -35 then you add -20 to 20 making 0 so the answer is -35

Step-by-step explanation:

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A sanitary landfill has available space of 16.2 ha at an average depth of 10 m. Seven hundred sixty-five (765) cubic meters of s
AfilCa [17]

Answer:

16.3 years

Step-by-step explanation:

1 ha = 10,000 m^2

The total capacity of the landfill is:

C = 16.2*10,000*10 = 1,620,000\ m^3

If waste is compacted to twice its delivered density, its volume is half of the delivered volume. Assuming that a year has 52 weeks, the volume of compacted solid waste dumped per year is:

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The expected life of the landfill is given by its capacity divided by the yearly volume:

L=\frac{C}{V}=\frac{1,620,000}{99,450} \\L=16,3\ years

The landfill has an expected life of 16.3 years.

6 0
3 years ago
A survey was conducted at a local restaurant about the type of seating preferred by males and females. The results of the survey
Lubov Fominskaja [6]

Answer:

c: 70

Step-by-step explanation:

6 0
3 years ago
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svlad2 [7]
Https://www.symbolab.com/solver/function-asymptotes-calculator this is a good asymptote calculator
4 0
3 years ago
Help me please thank you
katovenus [111]

Answer:

I believe y = 90°

Step-by-step explanation:

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6 0
3 years ago
Is (2, 3) a solution for the equation 2x + 3y = 6?
Maslowich

Answer:

No

Step-by-step explanation:

Input the values and see if the equation is true.

2x + 3y = 6

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2(2) + 3(3) = 6

4 + 9 = 6

13 ≠ 6

7 0
3 years ago
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