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allochka39001 [22]
3 years ago
13

Find the 14th term of the arithmetic sequence - 4x - 1, - 9x - 6 , -14x-11

Mathematics
1 answer:
Yanka [14]3 years ago
3 0

Answer:

-69x-66

Step-by-step explanation:

1) given: a₁=-4x-1; a₂=-9x-6; a₃=-14x-11. Find: a₁₄-?

2) a₁₄=a₁+13d, where d - the difference between neighbor-terms;

3) d=a₂-a₁; ⇔ d= -9x-6+4x+1= -5x-5;

4) a₁₄= -4x-1+13*(-5x-5)= -69x-66.

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Freddy drilled into a piece of wood and a joist to attach them. He drilled 4 inches and the wood was 1 1/3 inches thick.
Angelina_Jolie [31]

The depth of the joist that was drilled by Freddy is 5 1/3 inches.

From the information given, we are informed that Freddy drilled into a piece of wood and a joist to attach them and that be drilled 4 inches and the wood was 1 1/3 inches thick.

Therefore, to get the depth that was drilled, we'll need to add the fractions given together. This will be:

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Therefore, the depth of the joist that was drilled by Freddy is 5 1/3 inches.

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6 0
3 years ago
1. Which system of equations has no solutions?
nevsk [136]

Answer:

C.

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4 0
4 years ago
In last year, San Diego basketball team won 32 games, and lost 8 games. What percent of the games were won?
defon

Answer:

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Step-by-step explanation:

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Answer:

Find below:

Step-by-step explanation:

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Hope this helps.

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