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maxonik [38]
3 years ago
12

Name the property illustrated by the following. (a) x + (-x) = 0; (b) x + (-y) = -y + x

Mathematics
1 answer:
Mama L [17]3 years ago
8 0

Answer:

8

Step-by-step explanation:

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How many eighths are equal to one half​
Paul [167]

Answer:

4/8

Step-by-step explanation:

If you simplify it you get 1/2

4 0
3 years ago
Alice buys some inexpensive bracelets and necklaces as party favors for her jewelry showing. She pays $8 for each necklace (N) a
Jlenok [28]

Answer:

7B+8N<120

Step-by-step explanation:

The total amount of the bracelets and necklaces is less than $120, so if you add the price of each necklace ($8) and the price of each bracelet ($7), it will be <$120.

4 0
3 years ago
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The enrollment at Ousley Jr. High School dropped by 60 students over a 5-year period. What is the average yearly drop in enrollm
Snezhnost [94]

Answer:

The average yearly drop in enrollment is 12.

Step-by-step explanation:

The average refers to the central value in a group of numbers and with the information provided, you can find the average by dividing the number of students that dropped out of the school by the number of years over which that ocurred:

number of students= 60

number of years= 5

60/5=12

According to this, the answer is that the average yearly drop in enrollment is 12.

3 0
3 years ago
|2k+3|=7<br>absolute value
faust18 [17]

Answer:

2

Step-by-step explanation:

2k+3=7

2k=4

k=2

5 0
3 years ago
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han exit showed that 7 out of every 8 voters cast a ballotin favor of an amendment to a city charter. at this rate, how many peo
stepladder [879]

298000  \div 8 = 37250 \\ 37250 \times 7 = 260750
260,750 voters cast a ballot in favor.
4 0
3 years ago
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