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Sholpan [36]
3 years ago
5

The length of a rectangle is 7 inches longer than it's width. The area of the rectangle is 260 square inches. What is the length

, in inches, of the rectangle?
Mathematics
1 answer:
bulgar [2K]3 years ago
3 0

Answer:

The width cannot be negative, so w = 9, l = 16.

Step-by-step explanation:

w = the width

l = w +7

A = l · w

A= w ( w + 7 )

144 = w2 + 7w

0 = w2 + 7w - 144

0 = ( w - 9 )( w + 16 )

The width cannot be negative, so w = 9, l = 16.

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Is -2 a solution of the inequality -2x + 5 &gt; 9?<br> A. yes<br> | B. no
kramer

Answer:B

Step-by-step explanation:

-2x+5>9

-2x>4

-x>2

x<-2

3 0
3 years ago
Which function has a constant additive rate of change of 14
Maurinko [17]

The first graph function has a constant additive rate of change of -1/4.

From the figure:

First of all when we talk about a rate of change that means a linear relation between variables, which is proper of a linear function represented by the first function showed in the image.

In the first graph we can observe that the x variable increases and y - variable decrease.

rate of change = slope = -1/4

from first graph take any two points.

(2,1) and (-2,2)

slope = 2 - 1 / -2-2

= 1/-4

= -1/4

Learn more about the function here:

brainly.com/question/5975436

#SPJ4

Full question:

Is in the image uploaded.

6 0
1 year ago
2. Complete the proof of the exterior angle theorem
Sonbull [250]

Answer:

The correct answer is:

1. Because of collinearity and supplementarity-

2. They remain along the same line.

3. The sum of them is 180 degrees.

4.  Supplementarity.

5. The sum of the internal angles of a triangle is 180ª  

6. Supplementarity and external angle theorem sum up the same.

7.  Nothing.

Step-by-step explanation:

1. The reason why the exterior angle of 3 is 4, its because the last one is supplementary and collinear to the other.

2. Angle 3 and 4, form a collinear pair since they remain along the same line.

3. Angle 3 is supplementary to 4 because the sum of them is 180 degrees.

4.  The sum of the angles are 3 and 4 is 180 because they are supplementary.

5. The sum of the angles mentioned is: 180  because of internal angle theorem.

6.  It's like that because supplementarity and external angle theorem sum up the same. i.e, angle 1 + angle 2 + angle 3  = angle 3 + angle 4 =180

7. Nothing.

7 0
3 years ago
What is the y1 of 3x-5y=20
Aliun [14]
Unsure of what you mean by "y1."

If you wish to solve this eqn for y, do this:
-5y = - 3x + 20, 
        -3x + 20
y = ----------------   = (3/5)x - 4  (answer)
           -5
5 0
3 years ago
The crafting club sold art calendars for a recent fundraiser. The table below lists the number of calendars sold by each member
solniwko [45]

Answer:

there is no table below, you have to add a picture

Step-by-step explanation:

3 0
3 years ago
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