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Pavel [41]
3 years ago
11

I need help

Mathematics
1 answer:
pashok25 [27]3 years ago
8 0

Step-by-step explanation:

[ Refer to the attachment ]

  • Q 1 was not clear but yet !!

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If 10% of x is 20, what is 23% of x?
SashulF [63]
20/10%=20/0.1=200
x=200
200*23%=200*0.23=46
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Alvin is 9 years older than Elga. The sum of their ages is 81. What is Elga's age?
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2x+7=16<br> as a improper fraction simplified
lara31 [8.8K]

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9/2 or 4.5

Step-by-step explanation:

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3 years ago
T={(-9, -8), (-3, 7), (7, -7), (-9,0)}
olga2289 [7]

Answer:

hey moderators can you just comment like you dont have to ban me 6 times i just want one comment and ill stopphey moderators can you just comment like you dont have to ban me 6 times i just want one comment and ill stopphey moderators can you just comment like you dont have to ban me 6 times i just want one comment and ill stopp

Step-by-step explanation:

3 0
3 years ago
Read 2 more answers
Hello can you please help me posted picture of question
andrew-mc [135]
The correct option is (B): (3x+2)(3x+1)

Explanation:
Add all the boxes:
9x^2 (boxes)
9x (boxes)
The constants = 2

So it becomes:
9x^2 + 9x + 2
9x^2 + 6x + 3x + 2
3x(3x+2) + 1(3x+2)

(3x+2)(3x+1)


5 0
3 years ago
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