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valkas [14]
3 years ago
12

Is this a function or no ?

Mathematics
1 answer:
r-ruslan [8.4K]3 years ago
3 0
It is not a function look at the picture it will show you

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Simplify 4(х + 7) - 7х + 2. А. 11х + 9 В. 11х + 30 с. -3х + 9 D. -3х + 30
BartSMP [9]

Answer:

-3x+30

Step-by-step explanation:

4\left(x+7\right)-7x+2

Expand 4(x+7)= 4x+28

4x+28-7x+2

Simplify 4x+28-7x+2

-3x+30

7 0
2 years ago
PLEASE HELP SOON. Answer any amount.
LiRa [457]
No.5=1/3x=21
So x is twenty one21
6 0
3 years ago
Please help me I don’t understand it’s number 2<br> 2. Select all the pairs that are<br> equivalent.
kenny6666 [7]
Answers 3 and 4! since there is a negative power, that’s the only time the 0’s are added to the front :)
6 0
2 years ago
Explain how to solve the following system of equations. what is the solution to the system? 2x+2y+z =-5
Travka [436]
Please insert your equation number
8 0
3 years ago
Use order of operations to simplify
wlad13 [49]
Calculate and multiply to get
-4/(-6)+7 - 2x(-2)/-1x3+7
Next remove parentheses and calculate,
You'll get -4/-6+7 - 2x(-2)/4
Then calculate and reduce,
-4/1 - -2/2
Reduce and divide to get -4-(-1)
Remove parentheses, -4+1
And calculate to get your final answer
= -3
6 0
3 years ago
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