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Snowcat [4.5K]
3 years ago
10

Add or subtract them in simplest form please help me as fast as possible

Mathematics
1 answer:
NARA [144]3 years ago
8 0

Answer:

Okay so im seeing you need help okay I will tell you how to do number 21 as an example

Step-by-step explanation:

Look for a commen donominater of the 3/8 and 1/3 the denominater would be 24 so 8 times 3 and 3 times 3 so those would be 9/24 and 3/24 , do the 8 plus the ten and you get 18 so 18+ 9/24+3/24= 18 12/24, or 18 1/2

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write an equation in point-slope form for the line that has a slope of 15 and contains the point (2,−9).
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Answer:

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Step-by-step explanation:

The point-slope form of the equation for a line is ...

  y -k = m(x -h) . . . . . . for slope m and point (h, k)

Here, you are given m=15 and (h, k) = (2, -9). Putting these values into the form gives the equation ...

  y +9 = 15(x -2)

6 0
3 years ago
0 A pigeon can fly at a speed of 84 kilometers per hour. How long does it take the pigeon to fly 7 kilometers
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3 years ago
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3 years ago
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