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Zanzabum
3 years ago
7

I dont understand this equation

Mathematics
2 answers:
maksim [4K]3 years ago
8 0

Answer:

This means x equals zero

Step-by-step explanation:

For example when I have: 3x + 5 = 5, my next step would be to subtract the 5 from both sides;

I end up with 3x = 5 - 5;

Then I get 3x = 0

After this I divide the 3 to both sides to isolate the x on one side.

x = 0/3

Whenever a zero is on the numerator of a fraction it equals zero, whenever the zero is on the denominator it is undefined and this is a mathematical error.

x = 0

-15 (0) = 0

galben [10]3 years ago
7 0

(-15)x=0  

(-15) x = 0 ( divide by -15)

x = 0/-15 ( eliminate 0)

x = 0

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F(x) = (x-3) (x+8) (x-11) <br> What are the zeros of the polynomial?
aalyn [17]
<span>hello :
</span>F(x) = (x-3) (x+8) (x-11)
F(x) =0
<span>x-3= 0 or x+8=0 or x-11 = 0
x=3 or x=-8 or x=11
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6 0
3 years ago
$85 Restaurant Bill; 15% Tip
svp [43]

Answer:

97.75

Step-by-step explanation:

15% of 85 is  12.75

12.75 + 85 = 97.75

Hope this helps have a nice day

8 0
3 years ago
5 friend's are having a tennis tournament.Each friend will play the other 4 friend once. How many matches will be played
Paraphin [41]
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3 0
2 years ago
Need some help with this please
amm1812

Answer: The answer is that he cleaned one room


Step-by-step explanation:

Because he charged in total 77 dollars and he charged 77 dollars per room, so 77*1=77=c

6 0
3 years ago
A pencil and an eraser cost 1.10 together. if the pencil costs one dollar more than the eraser how much does the eraser cost
Kazeer [188]

1 pencil + 1 eraser = $1.10


Pencil cost $1 more than the eraser.

⇒ If we take away $1 from the total, both the pencil and the eraser will cost the same.

⇒ $1.10 - $1.00 = $0.10


Divide by 2 to find the cost of the eraser.

⇒$0.10 ÷ 2 = $0.05


Find the cost of the pencil, which is $1 more than the eraser.

⇒ $0.05 + $1 = $1.05


Answer: The eraser costs $0.05



8 0
3 years ago
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