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sergey [27]
3 years ago
6

Are the following expressions equivalent 5(2z+3) and (5x2)+(z+3)

Mathematics
1 answer:
alexdok [17]3 years ago
3 0

Answer: yes they are

Step-by-step explanation:

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Find the sum of 362+265. Explain why you did or did not regroup.
tensa zangetsu [6.8K]

Answer:

 627

Step-by-step explanation:

We have to find the sum of the given expression which is:

We start adding from right hand digits

we will first add right most digit of 362 and 265

which is 2+5=7

Now, the previous right most digit from both the numbers which is 6+6=12

Now, since, we are getting a two digit number we will consider right digit from the resultant which is 2 and 1 will be taken as carry to the next two digits that are to be added

Now, we will ad next two digits that are left which is 3+2=5 and 1 carry will be added

Hence,6

Final result is written as in sequence they were added which is 627

8 0
3 years ago
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The price of an item has been reduced by 80%. The original price was $35. What is the price of the item now?
Tcecarenko [31]

Answer:it’s 28 or 7

Step-by-step explanation:

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3 years ago
The sum of two numbers is 21. The difference between them is 5. What are the two numbers?
Nata [24]

Answer: 13 and 8


Step-by-step explanation:

13+8=21

13-8=5

All I did was trial and error. Plus, it helps to set up an equation : x+x=21, x-x=5

5 0
3 years ago
13/x = 6/20 solve for x
Marianna [84]

The correct answer is

=  \frac{130}{3}

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What is 4/3 - (-3/4)
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Answer:

0 I think

Step-by-step explanation:

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