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Slav-nsk [51]
3 years ago
5

Which values of a and b make the following equation true (5x^7y^2) (-4x^4y^5) = -20x^a y^b

Mathematics
1 answer:
Nadya [2.5K]3 years ago
5 0
In x^7•x^4, how many x’s are multiplied together? (There’s 7 in the first factor and 4 in the second.)

x^7•x^4 = x^__? This is your a-value.

Similarly, y^2•y^5 = y^__? How many y’s are there in total being multiplied? This is your b-value.
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You are buying batteries, a stereo, and some CDs from the I.B. Electronics store. You can buy from this store online or in a phy
melomori [17]

Answer:

The online store will save you the most

Step-by-step explanation:

5 0
3 years ago
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Which inequality shows twelve times the sum of three plus c is greater than 27?
snow_lady [41]
Hello!

You can break this down

12 times the sum of 3 and c

This can be written as 12(3 + c)

is greater than 27

12( 3 + c) > 27

This can be simplified to 36 + 12c > 27

The answer is 12(3 + c) > 27 or 36 + 12c > 27

Hope this helps!
7 0
3 years ago
PLEASE HELP (NO LINKSS THEY WILL GET REPORTED)
pogonyaev

Answer:

NO it it is wrong because when you when you are finding the volume of something you multiply length switch and also Heights at the same time

Step-by-step explanation:

5 0
2 years ago
Roberto wants to estimate the answer to this problem to see if his answer is reasonable.
marusya05 [52]
5849 rounded to the nearest hundred
- The number '8' is located in the hundreds place
- Since there is a '4' in the tens place, it's telling number '8' to stay the same
5849 ⇒ 5800

2621 rounded to the nearest hundred
- The number '6' is located in the hundreds place
- Since there is a number '2' in the tens place, it's telling number '6' to stay the same
2621 ⇒ 2600

Answer: 5800 - 2600
6 0
3 years ago
Median of 3,17,17,11,8,13,5,18
-Dominant- [34]
I believe that the answer is 13
7 0
3 years ago
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