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Nastasia [14]
2 years ago
7

Write an expression describing her earnings for working hours

Mathematics
1 answer:
Licemer1 [7]2 years ago
4 0

Answer:

you need to explain what the question is

Step-by-step explanation:

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A square garden has 49 square feet. So the perimeter of the garden must be----feet.
lianna [129]

The side length of a square is the square root of the area:

Side length = √49 = 7 feet.

The perimeter of a square is 4s = 4*7 = 28 feet.

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How can you use a number line to compare and order numbers
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by arranging the line to the correct order in order to do whatever it is you need the number line for

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The price of a gallon of gas dropped from the summer high price of $3.50 to the winter low price of $2.87 . By what percentage w
malfutka [58]

Answer:

18%

Step-by-step explanation:

3.50-2.87=0.67

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hope this helps :3

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2 years ago
Solve 3 - x = -9<br> Plzzzzzzzz
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The answer would be -6
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3 years ago
Count the possible combinations of r letters chosen from the given list P.Q,R,S,T,U; r = 2
Tasya [4]

Answer:

<h2>There are 30 possible combinations of picking two letters.</h2>

Step-by-step explanation:

The combinations are defined as

C^{r}_{n}=\frac{n!}{(n-r)!}

Where n is the total number of elements and r is the number of letter we are gonna picke, which is two. Using this information, we have

C^{2}_{6}=\frac{6!}{(6-2)!}=\frac{6!}{4!}=\frac{6 \times 5 \times 4!}{4!}=30

Therefore, there are 30 possible combinations of picking two letters.

4 0
3 years ago
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