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netineya [11]
3 years ago
14

When using substitution to solve this system of equations, what is the result of the first step?

Mathematics
2 answers:
Korolek [52]3 years ago
4 0

Answer:

Solve. Because now you have only one variable.

Step-by-step explanation:

Allushta [10]3 years ago
3 0

Answer:

The method of solving "by substitution" works by solving one of the equations (you choose which one) for one of the variables (you choose which one), and then plugging this back into the other equation, "substituting" for the chosen variable and solving for the other. Then you back-solve for the first variable.

Step-by-step explanation:

Hope this helps you

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In the data set below, what is the upper cuorille?
Anika [276]
The upper quartile is 9


Lower quartile: 5

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8 0
4 years ago
3 and 4 please helpp
Montano1993 [528]

Answer:

Figure it out dummy

Step-by-step explanation:

4 0
3 years ago
. You are mailing a gift box that is 18 inches by 8 inches by 12 inches. You
vekshin1

Cubic inches of first box = 18 x 8 x 12 = 1,728 cubic inches


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Cubic inches for packing foam = 3600 - 1728 = 1,872 cubic inches


Answer: 1,872 cubic inches

4 0
2 years ago
Plz help ill give u brainlist
g100num [7]
Step One
Find the base area  of the large hexagon as though the smaller one was not removed.

Area = 3*Sqrt(3) * a^2 /2 where a is the length of one side of the hexagon
a = 5
Area = 3*sqrt(3) * 25/2 = 75 sqrt(3) / 2 of the large hexagon without the smaller one removed.

Step Two
Find the area of the smaller hexagon. In this case a = 4
Area2 = 3*sqrt(3)*16/2 = 3*sqrt(3)*8 = 24 sqrt(3)

Step Three
Find the area of the thick hexagonal area left by the removal of the small hexagon.

Area of the remaining piece = area of large hexagon - area of the small hexagon

Area of the remaining piece = 75 *sqrt(3)/2 - 24*sqrt(3)

Step Four
Find the volume of the results of the area from step 3
Volume = Area * h
h = 18
Volume = (75 * sqrt(3)/2 - 24*sqrt(3))* 18

I'm going to leave you with the job of changing all of this to a decimal answer. I get about 420 cm^3

3 0
3 years ago
The change in the price of a certain brand of cereal from 2010 to 2012 is shown in the table. Year Change (in dollars) 2010 +0.3
TEA [102]
The answer is 240 I think
4 0
4 years ago
Read 3 more answers
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