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Katen [24]
2 years ago
10

A rectangle has a length of 5x - 15 and a length of 2x + 7. What is the area of the rectangle?​

Mathematics
1 answer:
Sergeu [11.5K]2 years ago
3 0
2(5x-15) + 2(2x+7) =0
10x-30+4x+14 = 0
14x = 16
x = 8/7
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(100 POINTS) Instructions:
erma4kov [3.2K]

Answer:

Length: 15

Width: 12

Height: 13

Step-by-step explanation:

Hope this helps!

(Mark as brainleist plz)

4 0
2 years ago
Which graph represents y as a function of x? <br> A) A <br> B) B <br> C) C <br> D) D
Arlecino [84]

Answer:

where is the graph if you can put it i will give you the answer

Step-by-step explanation:

8 0
3 years ago
A concrete mix is designed to withstand 3000 pounds per square inch​ (psi) of pressure. The following data represent the strengt
ss7ja [257]

Answer:

Mean = 3640

Mode = 4100

Median = 3830.

Step-by-step explanation:

We are given the following data in the question:

Strength of casts (in psi):

3970,4100,3100,3200,2950,3830,4100,4050,3460

Formula:

Mean = \displaystyle\frac{\text{Sum of all observation}}{\text{Total number of observations}}

\displaystyle\frac{3970+4100+3100+ 3200+ 2950+ 3830+4100+ 4050+ 3460}{9} = \displaystyle\frac{32760} {9} = 3640

Mode is the entry with most frequency. Thus, for the given sample mode = 4100.

Median

Since n = 9 is odd,

Formula:

Median = \displaystyle\frac{n+1}{2}th~term

Data in ascending order:

2950,3100,3200,3460,3830,3970,4050,4100,4100

Median = 5th term = 3830.

7 0
3 years ago
Luis, Diego, and Cecil are going fishing.
UNO [17]

Answer:

7

Step-by-step explanation:

If we call the number of worms in a can x, we can write:

4x + 3x + 2 + 2x = 65

9x + 2 = 65

9x = 63

x = 7 worms

6 0
3 years ago
Which word best describes the degree of overlap between the two data sets?
snow_tiger [21]

Answer:

Moderate

Step-by-step explanation:

I think sorry if its wrong

6 0
3 years ago
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