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Alexxx [7]
4 years ago
10

If 8 boards are stacked on top of each other and each board is 2 1/4 inches thick, how high is the stack?

Mathematics
2 answers:
Zepler [3.9K]4 years ago
4 0
8 x 2 1/4 = 18

the stack is 18 in. thick.

Hope this helps!!
~Kiwi
Nesterboy [21]4 years ago
3 0
It's the same as 2 1/4 times 8. There's an image to show why. An easy way to mentally solve it is to do 2•8=16 first, and then 8/4=2, 16+2=18. I hope this helped!!❤️

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What is equivalent to<br> 2(x-5)+4x-18=4x
Mashcka [7]
2x-10+4x-18=4x
6x-28=4x
2x=28
x=14 is the solution
6x-28=4x is equivalent

Hope this helped!
7 0
3 years ago
Tanya is 42 years old. she would like to open aretirement account so she will have half a million dollars in the account when sh
gladu [14]
Let the total amount that Sarah deposited be $x
using the annuity formula:
A=P[((1+r)^n-1)/r]
A=future value
r=rate
n=number of years
from the information given:
A=$500000
r=2.75%
n=65-42=23 years
p=$x
thus plugging our values in the formula we get:
500000=x[((1+0.0275)^(23)-1)/(0.0275)]
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x=15,872.04883
She deposited 15,873.04883 per year
The monthly deposit will therefore be:
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7 0
3 years ago
What is 706 × 76? cuz u suck at math
blsea [12.9K]
53,656 is the answer.
4 0
3 years ago
Read 2 more answers
Awser 14 for me please
never [62]
A sorry I can't see the image
6 0
4 years ago
Select the correct answer.
galina1969 [7]

Answer:

<h2>C. 8 + 3i</h2>

Step-by-step explanation:

(9 + 6i) - (1 + 3i) = 9 + 6i - 1 - 3i = (9 - 1) + (6i - 3i) = 8 + 3i

8 0
3 years ago
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