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Gekata [30.6K]
2 years ago
9

PLEASE HELP-

Mathematics
1 answer:
Kaylis [27]2 years ago
7 0
A) 2,4
B)3,2
C) 4,-3

I hope this helps
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Which ratio does not belong with the other three? explain your answer
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3 years ago
5 lb. 10 oz. − 3 lb. 1 oz. = lb. oz.
Darina [25.2K]

Answer:

2 lbs  9 oz

Step-by-step explanation:

Lets line up the ounces and pounds and subtract

  5 lb. 10 oz.

− 3 lb. 1 oz.

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2 lbs  9 oz


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3 years ago
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Write a system of equations to describe the situation below, solve using any method, and fill in the blanks.
olasank [31]

Answer:

x=18 y=69

Step-by-step explanation:

3x+5y=399

x+5y=363

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2 years ago
In 1980, the number of high school dropouts in a country was 5217 thousand. By 2008, this number had decreased to 3120 thousand.
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Step-by-step explanation:

The Average rate of change is calculated as

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= -2097000/28

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8 0
3 years ago
The rate at which rain accumulates in a bucket is modeled by the function r given by r(t)=10t−t^2, where r(t) is measured in mil
mars1129 [50]

Answer:

36 milliliters of rain.

Step-by-step explanation:

The rate at which rain accumluated in a bucket is given by the function:

r(t)=10t-t^2

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=\displaystyle \int_0^3 10t-t^2\, dt

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\displaystyle =5t^2-\frac{1}{3}t^3\Big|_0^3

Evaluate:

\displaystyle =(5(3)^2-\frac{1}{3}(3)^3)-(5(0)^2-\frac{1}{3}(0)^3)=36\text{ milliliters}

36 milliliters of rain accumulated in the bucket from time <em>t</em> = 0 to <em>t</em> = 3.

4 0
3 years ago
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