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Verdich [7]
3 years ago
12

N2+7n+15=5. What's the answer

Mathematics
2 answers:
Tanzania [10]3 years ago
7 0
If the first term is n^2, then fisr make the equation =0, which would be n^2+7n+10. So what number multiplies to positive 10 and adds up to positive 7? 5 and 2. So factor the equation into (n+5)(n+2)=0. To make the equation 0, one of the parts have to be zero. The cases would be n=-5, -2
Veseljchak [2.6K]3 years ago
4 0
N=- 5 or n= -2

Hope this helps!
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A recipe calls for 34 cup of sugar for every 12 teaspoon of cinnamon. What is the unit rate in teaspoons of cinnamon per cup of
andrezito [222]

Answer:

6/17 tsp cinnamon per cup of sugar

Step-by-step explanation:

12/34 then simplify the fraction

8 0
3 years ago
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Complete the solution table from left to right for the quadratic function. (I did not select an answer, that was a mistake) Than
Karo-lina-s [1.5K]

Answer: OPTION D

Step-by-step explanation:

To complete the table, you need to substitute the values of "x" given in the table into the quadratic equation y=x^{2}-x-6 to obtain the corresponding value of "y".

Then:

When x=-5 :

y=(-5)^{2}-(-5)-6

y=24

When x=-3 :

y=(-3)^{2}-(-3)-6

y=6

When x=-1 :

y=(-1)^{2}-(-1)-6

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When x=2 :

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8 0
3 years ago
A movie rental club charges a one time fee of $25 to join and $2 for every movie rented which equation could represent how much
tia_tia [17]

<u>Answer:</u>

The correct answer option is B. c = 25 + 2m.

<u>Step-by-step explanation:</u>

We are given that a movie rental club charges a one time fee of $25 to join and $2 for every movie rented.

We are to determine whether which of the given equations in the answer options represent how much you would spend to join the club and rent movies for a year.

The correct answer option is B. c = 25 + 2m.

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7 0
3 years ago
I need answers 7a and 7b
k0ka [10]
I believe it is 20 and 15
6 0
3 years ago
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The coordinates of Point S are (2/5, 9 1/8). The coordinates of Point T are (-5 7/10, 9 1/8). What is the distance between Point
m_a_m_a [10]

something noteworthy, the y-coordinate for each point is the same, 9⅛, that means is a horizontal line, over which the x-coordinates are at, so since it's a horizontal line, all we need to do is find, what's the distance between \bf \frac{2}{5}\textit{ and }-5\frac{7}{10}

of course, let's firstly convert the mixed fraction to improper fraction and then check their difference.

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4 0
3 years ago
Read 2 more answers
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