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Dennis_Churaev [7]
3 years ago
5

Can i please get help with this Question?

Mathematics
2 answers:
Rom4ik [11]3 years ago
8 0

The question tells us that Mallory's 2 years old than three times her brother Jake's age, but let's just start by saying she's 2 years older than <em>some age. </em>What would that look like? Well, we'd be taking some number and adding two to it, so something like this:

Mallory's age = (some age) + 2

What is that age though? The problem tells us it's three times Jake's age, j. We can write that as 3 × j, or 3j, to save space. Filling in our blank, we can write the expression for Mallory's age as 3j + 2

Vikki [24]3 years ago
5 0
3j + 2

3 times Jake's age and then 2 years older than that
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What is the 87th term of the arithmetic sequence with this explicit formula
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Answer:Step-by-step explanation:

If there is a sequence and if we are to find its 87th term we must have the general term formula for the sequence.

Normally for sequences which follow a pattern there will be a formula for nth term.

Example is arithmetic sequence nth term = a+(n-1)d where a is the I term and d the common difference.

Similarly for geometric sequence nth term

= is the nth term

Thus to find the 87th term, we must be able to find out the pattern of the sequence by which any term is related to its previous term

Either general term formula or recurring formula should be given to get the 87th term

Step-by-step explanation: is arithmetic sequence nth term = a+(n-1)d where a is the I term and d the common difference. Still stuck? Get 1-on-1 help from an expert tutor now.

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2 years ago
WILL MARK BRAINLIEST PLEASE HELP! How many three-digit numbers are multiples of neither 5 nor 7?
Temka [501]
 Best Answer

999/7 is just over 142

 

100/7 is just over 14

 

so there are (142 - 14) = 128 numbers that are multiples of 7, hence there are 999-99-128 = 772 numbers that are not multiples of 7.

7 0
3 years ago
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Which ordered pair (x, y) satisfies the system of equations? 1/2 x − 1/4 y = 10 1/8 x − 1/8 y = 19
zlopas [31]

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2 years ago
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the rectangle shown has an area of 105 square inches. the width is x+ 16 inches and the length is x. find the dimensions of the
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Length = 5

Width = 21

Step-by-step explanation:

(x)(x + 16) = 105

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x^2 + 16x - 105 = 0

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x + 21 = 0

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Now that we have the zeroes.

We have to find the most viable one to put in.

Using -21 would not make sense, so we will use 5.

Plug it in:

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5 ( 21) = 105

6 0
3 years ago
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