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iogann1982 [59]
3 years ago
7

I just need you to answer 4 questions for me...

Mathematics
1 answer:
dexar [7]3 years ago
8 0

1. 6(2y + 1)

2.  4(4k+6)

3. 4r

4. 18x+24



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How much wrapping is needed for a package that is shaped like a cube<br> 16 in. on each edge?
PtichkaEL [24]

Answer:

1536 in^2

Step-by-step explanation:

This is basically asking for the surface area so knowing that is a cube all the sides are equal so one side would be 16(16) which is 256 in ^2.  The knowing that there is 6 sides you would multiply it by 6 which is 256(6)= 1536^2

3 0
3 years ago
One shelf in the greenhouse holds 467 plants how many plants can 6 shelves hold?
ruslelena [56]
The answer is 2,802  
8 0
4 years ago
Nadine has a cup of nickels and a cup of dimes.
WITCHER [35]

Answer: 135 nickels

Step-by-step explanation:

135 Nickels is $6.75 and 165 dimes is $16.50

That's 300 coins. $6.75 + $16.50 = $23.25

3 0
2 years ago
Marcel made an error when he used the distributive property to solve the problem shown. Which sentence describes the error?
BigorU [14]
A.In Step 2, 90 should be multiplied by the quantity 10 – 12, not by 10.

correct:
90(10 - 12) = 90 · 10 - 90 · 12 or 90(10 - 12) = 90 · (-2)
7 0
3 years ago
Read 2 more answers
Find a12 of the sequence 1/4, 7/12, 11/12, 5/4
UNO [17]

1/4 = 3/12, and 5/4 = 15/12, so it looks like there's a common difference between terms of 4/12 = 1/3. The the n-th term in the sequence is given recursively by

\begin{cases}a_1=\frac14\\a_n=a_{n-1}+\frac13&\text{for }n>1\end{cases}

By substitution, we get

a_n=a_{n-1}+\dfrac13\implies a_n=\left(a_{n-2}+\dfrac13\right)+\dfrac13

a_n=a_{n-2}+\dfrac23

and doing this again and again until we stop with an expression containing a_1, we find that

a_n=a_1+\dfrac{n-1}3

a_n=\dfrac{4n-1}{12}

Then the 12th term in the sequence is

a_{12}=\dfrac{4\cdot12-1}{12}=\boxed{\dfrac{47}{12}}

7 0
3 years ago
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