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VLD [36.1K]
3 years ago
9

Ten plus 6 times a number n is equal to 5 less than the number n

Mathematics
2 answers:
jasenka [17]3 years ago
7 0
10 + 6n = n - 5
can you solve that? 
Ganezh [65]3 years ago
4 0
Here's the answer with work:
10+6n=n-5
5n=-15
n=3
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1) -24, -4, 16, 36, ...<br> Find a23
viktelen [127]

We're given the Arithmetic Progression <em>-24, -4, 16, 36 ...</em> .

We know that a term in an AP is generally represented as:

\bf a_n\ =\ a\ +\ (n\ -\ 1)d

where,

  • a = the first term in the sequence
  • n = the number of the term/number of terms
  • d = difference between two terms

We need to find \sf a_2_3.

From the given progression, we have:

  • a = -24
  • n = 23
  • d = (-24 - (-4) = -20

Using these in the formula,

\sf a_2_3\ =\ a\ +\ (n\ -\ 1)d\\\\\\a_2_3\ =\ -24\ +\ (23\ -\ 1)\ \times\ (-20)\\\\\\a_2_3\ =\ -24\ +\ 22\ \times (-20)\\\\\\a_2_3\ =\ -24\ -\ 440\\\\\\\bf a_2_3\ =\ -464

Therefore, the 23rd term in the AP is -464.

Hope it helps. :)

7 0
3 years ago
We were never taught this in class, and I understand it, kind of... but i'm just confused with everything.
GaryK [48]
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8 0
3 years ago
CAN SOMEONE JUST PLEASE ANSWER THIS ASAP FOR BRAINLIEST!!!!
gizmo_the_mogwai [7]

Answer:

When the ball hit the ground, the height of the ball will be zero. So using the value of h(x) as zero in the given equation, we can find the time in which the ball will hit the ground.


0 = -(x-2)^2 + 16


(x-2)^2 = 16


x-2 = 16


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This means the ball will hit the ground 6 seconds after Amir threw it.



Step-by-step explanation:


7 0
4 years ago
Which statement is best represented by the inequality d&gt;11?
ankoles [38]

For this case we have the following inequality:d> 11

Assuming that "d" is the variable that represents the number of hours worked by Mo during this week, we have that the hours were greater than 11, according to the inequality sign.

So, the correct option is:

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Answer:

Option A

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Rzqust [24]

Answer:

28.35 lb. since it has 2 decimal places

6 0
4 years ago
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