A possible answer is

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Pi is an irrational number and when you multiply a rational number with an irrational number, you end up with an irrational number.
Answer:
7
Step-by-step explanation:
Put the numbers in order from least to greatest:
5, 0, |-1|, |4|, -2
Answer:
5 stickers were put in each bag.
Step-by-step explanation:
There is a total of 56 presents and 7 gift bags. If she puts three pencils in each bag, 7 times 3 is 21. 56 presents minus 21 pencils is 35 presents left. 35 divided by 7 is 5, so there are 5 stickers in each bag.
Step-by-step explanation:
plz refer the attachment
2a + 2b = c
Subtract 2a from both sides
2b = -2a + c
Divide both sides by 2
b = -a + (c/2)