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Lady_Fox [76]
3 years ago
8

Algebra Help Please?

Mathematics
1 answer:
Len [333]3 years ago
4 0

Area of A: 3x

Area of B: 21

Area of C: x^2

Area of D: 7x

Total area of all four rectangles: x^2 + 10x + 21

I'm not sure what's meant by "sum of the area of the large rectangle", but I believe the point of this exercise is to draw the relationship

(x+3)(x+7)=x^2+3x+7x+21=x^2+10x+21

which is entirely a consequence of the distributive property of multiplication.

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What does 6x mean?
SSSSS [86.1K]

Answer:

6 times x

Step-by-step explanation:

6x can be written as (6)(x) which can be written as 6 *x, or 6 times x.

[] When you have two numbers next to each other like this, and one of them is a variable, you multiply them together.

[] While 6x can be written as 6 x x you can see it gets confusing as the multiplication sign looks a lot like the variable, so 6 x x can be written as 6x for this reason as well

Have a nice day!

     I hope this is what you are looking for, but if not - comment! I will edit and update my answer accordingly. (ノ^∇^)

- Heather

8 0
2 years ago
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What is the rate of change (8,13), (-13,-15)
11111nata11111 [884]

Answer:

28/21

Step-by-step explanation:

You would do 13-(-15) to find the numerator which is 28. Then you would do 8-(-13) to get the denominator which is 21.

6 0
3 years ago
The sum of y and 2 is greater than 5
umka2103 [35]
y\ \textgreater \ 3
7 0
3 years ago
Is the graph below misleading? If so, choose the best reason why. Gender Breakdown of survey results
tester [92]
The graph is a circle graph and it shows 15% declined to answer, 45% Men and 40% Women
My guess is the answer is B, could be wrong but hope this helps :)
7 0
4 years ago
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The astronauts from apollo 17 completed 3 space walks while on the moon for a total duration of 22 hour 4 minutes how many minut
Vadim26 [7]

Answer:

The duration of each of the three spacewalk is between 364 minutes and 480 minutes with a total duration of 1324 minutes

Step-by-step explanation:

A spacewalk also termed an EVA or extravehicular activity, is defined as the general activity of an astronaut outside of a vehicle in space

Spacewalks can last up to 5 to 8 hours

Here we have a word problem, and are required to find the number of minutes equivalent to 22 hour and 4 minutes

Number of minutes per hour = 60 minutes

Number of minutes in 22 hours = 60 × 22 = 1320 minutes

Total number of minutes in 22 hours 4 minutes = 1320 + 4 = 1324 minutes.

Whereby the duration of a space walk is up to 5 to 8 hours gives;

22 hours 4 minutes - 8 hour - 8 hour -x = 0

Hence x = 6 hour 4 minutes

Therefore, the duration of each spacewalk is between 6 hour 4 minutes and 8 hours or in minutes we have

The duration of each spacewalk is between  (6 × 60 + 4) 364 minutes and 480 minutes.

7 0
3 years ago
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