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adelina 88 [10]

2 years ago

14

Doug has volunteered to help with the community clean-up project. He will work a total of 1779 hours. He plans to work 313 hours

each day. How many days will it take Doug to complete his work? Write your answer in simplest form.

1 answer:

bixtya [17]2 years ago

8 0

He would have to work about 6 days. Or 5.6837061

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One number is 2 less than a second number. Twice the second number is 17 less than 5 times the first

gulaghasi [49]

X=y-2
2y=5x-17
Substituting for x into the second equation, we find
2y=5(y-2)-17
2y=5y-10-17
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y=9
So x=7
Thus, the two numbers are 7 and 9.

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The further away ( to the left) from 0 a negative number is the smaller it is.

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HURRYYY !!! it's a test !!!!! pls help. i'll give you brainliest and 15 points. pls show work !!!!

NARA [144]

Answer:

mm... Just do 42 x 2 Then Bam your answer!! tell me if it doesnt work!

Step-by-step explanation:

6 0

2 years ago

Write in standard form: <img src="https://tex.z-dn.net/?f=%28%5Cfrac%7B%5Csqrt%7B2%7D%7D%7B2%7D%20%2B%20%5Cfrac%7B%5Csqrt%7B2%7D

lutik1710 [3]

Answer:

-1

Step-by-step explanation:

$=(\frac{1}{\sqrt{2}}(1+i))^4\\=\frac{1}{4}(1+i)^2(i+i)^2\\=\frac{1}{4}(2i)(2i)\\=i^2\\=-1$

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