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Tems11 [23]
3 years ago
15

BRAINLIEST AND POINTS!! EASY!!!

Mathematics
2 answers:
nalin [4]3 years ago
7 0

Letter B is correct! :)

SVETLANKA909090 [29]3 years ago
3 0

Hey there!

The mean of the numbers is the <u>average</u>. To find the mean we will simply add all the numbers together, and divide them by the amount of numbers there are. Easy, peesy, lemon squeezy. Lets get started.

7 + 10 + 22 + 10 + 12 + 10 + 12 = 83

Now that we have added those altogether, we can divide them by the amount of numbers there are. The amount of numbers there are comes to a total of 7. Therefore...

83 divided by 7 = 11.857

Answer Choice B. 11.9 is your correct answer.

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Step-by-step explanation:

7 0
3 years ago
-6x + 18 = 7- (4x + 9) help will give brainlyist
andreyandreev [35.5K]

Answer:

X = -5

Step-by-step explanation:

-6x + 18 = 7 - (4x + 9)

first we simplify the parentheses.

distribute the invisible number one created by the negative sign in front of the parentheses to get -6x + 18 = 7 - 4x - 9

then simplify further by subtracting 9 from the right side, leaving you with

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next, add 2 to both sides to isolate the variable.

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then, to isolate the variable further add 6x to both sides.

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divide both sides by -4 to isolate the variable

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so, x = -5

6 0
3 years ago
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If f(x) = –3x – 2, what is f(–5)?
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