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lisov135 [29]
3 years ago
14

Estimate how long it will take to complete the

Mathematics
1 answer:
drek231 [11]3 years ago
5 0

Answer:

14

Step-by-step explanation:

It's just that simple man.

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Twenty-five less than three times a number
ra1l [238]
Let's say n = the unknown number


then, 3n-25 would be your answer
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3 years ago
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A boy purchased​ (bought) a​ party-length sandwich 54 in. long. He wants to cut it into three pieces so that the middle piece is
iren2701 [21]

Answer:

length of shortest piece = 13 in

length of middle piece =  19 in

length of longest piece =  22 in

Step-by-step explanation:

Total length of sandwich = 54 inch

Let shortest piece = x

Middle piece = x+6

Longest piece = x+9

Add this pieces will make complete sandwich

x+(x+6)+(x+9) = 54

Solving

x+x+6+x+9 = 54

Combining like terms

x+x+x+6+9 = 54

3x + 15 = 54

3x = 54 -15

3x = 39

x = 13

So, length of shortest piece = x = 13 in

length of middle piece = x+6 = 13+6 = 19 in

length of longest piece = x+9 = 13+9 = 22 in

7 0
3 years ago
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2. The sum of k and 10 is 48
Amiraneli [1.4K]

Answer:

k=38

Step-by-step explanation:

38+10=48

7 0
2 years ago
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tamaranim1 [39]

Answer:

Change 10 (Last number at the end in the Flour (Cups) row) to 20. You need 20 cups of flour.

Step-by-step explanation:

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2 years ago
A train brakes from 40 m/s to a stop in 5 sec. What is the acceleration of the train?
Basile [38]

Answer:

To find the acceleration we have its formula as

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So substituting the values,

0-40/5 m/s²

-40/5 = -8 m/s²

Thus the acceleration is -8m/s²

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6 0
3 years ago
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