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lana66690 [7]
3 years ago
5

Which of the following sequences is arithmetic?

Mathematics
2 answers:
Fantom [35]3 years ago
7 0
The first sequence is arithmetic, as it adds 3 each time.
Hope I helped!
P.S. Brainliest would really help as I only need 2 more to rank up!
mr Goodwill [35]3 years ago
7 0
For an arithmetic sequence, you always add the same amount to a number to get the next number.

Answer: A. where you add 3 every time.
You might be interested in
-8 ( 3-s) = 32 what is s
____ [38]
-8(3 - s) = 32
So you expand the brackets
-24 + 8s = 32
And then solve
+ 24
8s = 56
÷ 8
s = 7
Hope this helps!
8 0
3 years ago
What is the least common multiple of 3, 6, and 7?
lbvjy [14]
3|3
1

6|2
3|3
1

7|7
1

LCM = 2*3*7 = 42
8 0
3 years ago
Read 2 more answers
Ratio equivalent to 3 : 4
Sever21 [200]

<em>Answer:</em>

<em>8:6</em>

<em>Hope it helped. :)</em>

<em />

3 0
3 years ago
Read 2 more answers
What is the explicit formula for this sequence
-Dominant- [34]

Answer:

A

Step-by-step explanation:

Start with the 3.

You know that there is a difference of 4 between (say) 2 and 5. The 3 is a sign that the sequence is increasing.  The members of the sequence are going up.

n - 1 means that the nth terms is calculated as an and uses the number of terms to be n-1. That means that the first term is a1 which is the starting point of the sequence.

The answer is an = a1 + (n-1)*d

d = 3

a1 = - 7

So let's try the formula out.

a4 = -7 + (4 - 1)*3

a4 = -7 + 3 * 3

a4 = -7 + 9

a4 = 2

Is 2 the 4th term in the series? Yes it is!

8 0
3 years ago
What is the solution to 7x + 6y if y = 10 and x = 2?
lapo4ka [179]

Answer: First we will substitute the numbers in place of the variables in the equation, and then we will use order of operations to solve.

7x + 6y would be equal to:

7(2) + 6(10)

Now we will perform the multiplication:

7 * 2 = 14

6 * 10 = 60

The equation now looks like:

14 + 60

This is equal to 74. Your answer is therefore 74.

4 0
3 years ago
Read 2 more answers
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