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Natalija [7]
3 years ago
7

3 * n + 2 = ? 2 * n + 7 = ?

Mathematics
1 answer:
natali 33 [55]3 years ago
8 0

Answer:

1.3n+2

2.2n+7

Step-by-step explanation:

for number 1.you are multiplying 3 and n which gives you 3n but 2 you cant because it dosent have a variable to times with it says plus instead of times.

and for number 2 it the same thing 2 times n equals 2n + 7 is 2n + 7 .

If this doesnt help then im sorry but this is how i know and yeah have a wonderful day.

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A line that passes through all given point is the correct choice. Now, substitute x and y in all of the choices:

</span>B. y = x³ + 4x²<span> + 2x - 2 
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x = -2
y = 2
____
2 = (-2)</span>³ + 4 *(-2)² + 2 * (-2) - 2
2 = -8 + 4 * 4 + (-4) - 2
2 = -8 + 16 - 4 - 2
2 = 2
_____

Point 2: (-1, -1) 
x = -1
y = -1
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-1 = (-1)³ + 4 *(-1)² + 2 * (-1) - 2
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Point 3: (1, 5) 
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y = 5
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Point 4: (3, 67) 
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So, line B passes through all choices.
3 0
2 years ago
A parallelogram has a base length of 9.3 inches and an area of 56.73 squared inches. Find the height of the parallelogram.
Studentka2010 [4]

Answer:

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Step-by-step explanation:

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\begin{gathered} 12x-8-7x-35 \\ =12x-7x-8-35 \\ =5x-43 \end{gathered}

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