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Oduvanchick [21]
4 years ago
8

Help with 8th grade pre algebra?

Mathematics
2 answers:
BigorU [14]4 years ago
8 0
Ight so the first thing you need to find out what product means 

inysia [295]4 years ago
8 0
The answer to this question would be 7.2 •10^7
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Help ( correct answer ) 16÷(4)(2)-3(2)÷2+1
Bess [88]
16 ÷ (4)(2) - 3(2) <span>÷ 2+1
16 </span>÷ 8 - 6 <span>÷ 3
2 - 2
0

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3 0
3 years ago
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Find the value of x.
riadik2000 [5.3K]
We know that both lines will be equivalent, so to solve for x we can equate the two expressions
5x = 2x + 63
We will first subtract 2x from both sides
3x = 63
We will then divide both sides by 3
x = 21
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3 years ago
21. You are making a rectangular poster to advertise a school fundraiser. You
liubo4ka [24]

The simplified expression for perimeter is 6w, and for area is 2w². 3 meters of a width will allow the most area while not exceeding a perimeter of 20 meters.

Step-by-step explanation:

Let w represent the width of the poster then,

The length of the poster is twice as long as its width, to mean the length is 2w

Perimeter is the distance around the figure. Your figure is a rectangle with sides width, w and length 2w;

Perimeter formula is = 2(l+w) where l is length and w is with

P=2(2w+w) = 2(3w) = 6w meters

Area is given by the product of length and width of the figure

Area=l*w

A=2w*w= 2w²

The table will be;

<u>Width in (m)       Perimeter=6w in (m)           Area (2w²) in m²</u>

3                          6*3= 18                                   2*3²=2*9=18

4                          6*4=24                                  2*4²=2*16=32

Width 3 allows for the most area while not exceeding a perimeter of 20 meters.

Learn More

Area of a rectangle figure : brainly.com/question/9624810

Keywords : rectangular poster, perimeter, area, expression

#LearnwithBrainly

3 0
3 years ago
Chin was shown the graph of a line that contained point (1, 7). He wrote f(x) = 4x + 3 to correctly represent the line. Which of
natita [175]

Answer: C

Step-by-step explanation: Edgenuity

6 0
3 years ago
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2x-3y greater than or equal to -9
Viefleur [7K]

Answer:

Make x 0 and y 3

Step-by-step explanation:

0 multiplied by 2 is 0

-3 multiplied by 3 is -9

0-9 = -9

8 0
4 years ago
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