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adelina 88 [10]
3 years ago
7

How do I solve this I don't understand it

Mathematics
1 answer:
Free_Kalibri [48]3 years ago
7 0
Here’s how u do it ^

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(2x+5y-z)+(-6x-4y+7z)
11111nata11111 [884]

Answer:

-4x + y + 6z

Step-by-step explanation:

2x + 5y - z + (-6x - 4y + 7z) < distribute positive 1 to (-6x - 4y + 7z)

2x + 5y - z - 6x - 4y + 7z < combine like terms to get the answer

2x - 6x = -4x

5y - 4y = y

-z + 7z = 6z

our new expression is:

-4x + y + 6z we cannot simplify this any further, so this is our answer

8 0
3 years ago
2. R(1, 1), 5(1,7), Т(5,7), U(5, 1); k =<br> 45<br> у<br> о<br> Help
Gekata [30.6K]
(5,7) because when you divide that’s the answer you get
8 0
3 years ago
9.54
damaskus [11]

Answer:

9.5

Step-by-step explanation:

7 0
3 years ago
What is an efficient way to study for a test/exam
igomit [66]
Take 2 hours out of your day to look over notes/ work on problems, tutoring also helps. Put yourself in a room that's silent thay way no distractions also make sure you take 5 minutes breaks so your brain doesn't overheat
5 0
3 years ago
Read 2 more answers
Show me five numbers that are at least 8 digits long under standard form
horsena [70]
20,146,974. 78,901,234. 46,123,086.
76,543,218. 54,876,547
6 0
4 years ago
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