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Evgen [1.6K]
4 years ago
5

BRAINLIEST ASAP

Mathematics
1 answer:
AnnyKZ [126]4 years ago
7 0

Answer:

The answer would be D. Thank you

Step-by-step explanation:


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What is 3 9/10 + 7.7
Murrr4er [49]

Answer:

11.6

Step-by-step explanation:

9/10 = 0.9

3.9+7.7=11.6

5 0
4 years ago
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For khan academy . Need answer immediately
kolbaska11 [484]

It's easy just use y=mx+b form ok?

8 0
3 years ago
Does the expressions
MaRussiya [10]

Answer:

No. they have a difference in value

the first ans is 6 while the second gives 9.56

8 0
3 years ago
I need help with 31 please
Gemiola [76]

Answer and Step-by-step explanation:

I am not completely sure of how to put it together because I wasn't shown how you guys did this with previous problems, so I will do my best.

2x^2-3x-2 - (x^2 -1+3)

I think this is the answer, with each of the numbers representing how many of the squares/rectangles that are there.

<em><u>#teamtrees #PAW (Plant And Water)</u></em>

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<em><u>I hope this helps!!</u></em>

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5 0
3 years ago
For a display, identical cubic boxes are stacked in square layers. Each layer consists of cubic boxes arranged in rows that form
Karo-lina-s [1.5K]

Answer:

E. 285

Step-by-step explanation:

The display forms a pyramid with each layer having a square based with one fewer row and one fewer column than the previous layer.

Since the first layer has 81 boxes, it is a 9x9 square. The next layer is an 8x8 square, followed by a 7x7 and so on.

Therefore, the total number of boxes is:

N = (9*9)+(8*8)+(7*7)+(6*6)+(5*5)+(4*4) +(3*3)+(2*2) +1\\N=81 + 64+49+36+25+9+4+1\\N=285

There are 285 boxes in display.

3 0
3 years ago
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