2 years ago

Simplify. 52+20 5 30 45 72

Mathematics

2 answers:

guajiro [1.7K]2 years ago

7 0

Answer:

Step-by-step explanation:

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irakobra [83]2 years ago

3 0

Answer:

this means to add 52 to 20 and the answer is 72

eg if you have 52 oranges and you do not eat any and I give you 20 and you add it to the 52 you have,you will have 72

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Which of the following statements contain a variable? Check all that apply. A. There are 60 seconds in a minute. B. He is 15 yea

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The answer is the option C and the option D, which are:

C. Double the number of pages in the book.

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The explanation for this problem is shown below:

By definition, a variable is an unkown quantity. In the Option A the quantity is given: $60$ seconds in a minute. In the option B you know the quantity too, which is $15$ years old. But the option C and the option D does not give any quantity, you don't know the number of pages in the book or the age of the friend yet. Therefore, the answer is the options C and D.