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Sav [38]
3 years ago
10

¿Cuál es el doble de un número menos nueve?

Mathematics
1 answer:
zalisa [80]3 years ago
7 0

Answer:

2x menos nueve

Step-by-step explanation:

por dos x menos nueve

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Helppppp plsssssssssssssssssssssss thanks シ
timama [110]

Step-by-step explanation:

False. the number is the x coordinate

True. the x-axis is horizontal

False. 0,0 is called the origin.

5 0
3 years ago
Find the mean of the first five whole numbers​
tiny-mole [99]

Answer:

2

Step-by-step explanation:

0+1+2+3+4= 10/5

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3 0
2 years ago
In one day, The Tool Shed rented out 25 self-propelled and riding mowers for a total fee of $900. The dolly rental cost was $20
masha68 [24]

They rented out 5 self-propelled mowers and 20 riding mowers.

Data;

  • Total number of tool rented out = 25
  • Cost of tools rented = $900

<h3>System of Equations</h3>

To solve this problem, we have to write a system of equations to represent the problem.

since we have

  • x = self - propelled mower
  • y = riding mowers

Let's write equations with these variables.

x+y = 25...equation (i)\\20x+40y = 900...equation(ii)

From equation (i)

x+y= 25\\x = 25 - y...equation(iii)

Put equation (iii) into equation (ii)

20x+40y=900\\x = 25-y\\20(25-y)+40y=900\\\\500-20y+40y=900\\500+20y=900\\20y=900-500\\20y=400\\\frac{20y}{20}=\frac{400}{20}\\ y=20

Let's substitute the value of y into equation(i)

x+y =25\\x+20 = 25\\x = 25 - 20\\x = 5

From the calculations above, they rented 5 self-propelled mowers and 20 riding mowers.

Learn more on system of equations here;

brainly.com/question/13729904

4 0
1 year ago
draw 8 lines that are between 1 inch and 4 inches long. measure each line to the nearest four inch, and make a line plot.
dybincka [34]
Attached you can find the answer to your question.

What you have to do is:
1. Draw 8 lines between 1 inch and 4 inches.
2. Create a line plot (count how many times each length occurs)
3. Congratulations! That's it!

Hope it is clear!

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3 years ago
Find the area of the figure
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