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Masja [62]
2 years ago
10

Can someone help me. Please. Algebra.

Mathematics
1 answer:
makkiz [27]2 years ago
7 0

Answer:

what's the question and I'll try my best to answer

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Find the 8th term of the arithmetic sequence -2x+5−2x+5, -7x+8−7x+8, -12x+11, ...
miss Akunina [59]

Answer:

  -37x+26

Step-by-step explanation:

The x-coefficients have the sequence ...

  -2, -7, -12, ...

which has first term -2 and common difference of (-7 -(-2)) = -5. Then the 8th x-coefficient is ...

  -2 + (-5)(8 -1) = -37

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The constants have the sequence ...

  5, 8, 11, ...

which has first term 5 and common difference 8 -5 = 3. Then the 8th constant term is ...

  5 +(3)(8 -1) = 26

The 8th term of the sequence is -37x +26.

_____

The general term of an arithmetic sequence with first term a1 and common difference d is ...

  an = a1 +d(n -1)

In the above, we have used n=8 to find the 8th term.

7 0
3 years ago
Keeping the properties of exponents in mind to what power must your raise the expression 7 1/2 to get 7 as a result
exis [7]

Answer:

x=2

Step-by-step explanation:

(7^ (1/2))ˣ = 7¹

1/2 *x =1

x =2

3 0
3 years ago
A bag of rice weighs 2.5 pounds. How many ounces is that?
blondinia [14]

40 ounces is 2.5 pounds because each pound is 16 ounces


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3 years ago
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Estimating the quotient 57.8 divided 81
rodikova [14]
It would be.703 i think hope this helps
5 0
3 years ago
Help , please and thanks
ira [324]

Answer:

891,962,172,409

try that

Step-by-step explanation:

5 0
3 years ago
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