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Arada [10]
2 years ago
14

2+2 = ? can someone help me with chemistry, no one is answering :( pls help

Mathematics
2 answers:
Eva8 [605]2 years ago
7 0

Answer:

Is 4 Its easy just add 2 times 2

Shtirlitz [24]2 years ago
3 0

Answer:

22 is the answer

Step-by-step explanation:

you welcome

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A school holds classes from 8:00 a.m -2:00 p.m. For what percent of a 24- hour day does this school hold classes?
kati45 [8]
8:00 a.m all the way until 2:00 p.m.

8:00 a.m. to 12:00 p.m is 4 hours.
12:00 p.m. to 2:00 p.m is 2 hours

8:00 a.m. to 2:00 p.m. is 6 hours.

6 hours out of a 24 hour day.

\frac{6}{24} =\frac{x}{100}\\\\\frac{1}{4} =\frac{x}{100}\\\\\sf{Cross~multiplying}\\\\100 = 4x\\\\\sf{Divide~4~on~both~sides

\boxed{\bf{x =25}}

The school holds classes for 25% of the 24-hour day.
3 0
3 years ago
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patriot [66]

Look at the picture.

<h3>Answer: d. (-3, 1)</h3>

4 0
3 years ago
Rename 2/5 as a percent_______________________
loris [4]

It can be helpful to remember that "%" is just a shorthand way to write "/100" (divided by 100, or per 100, or per cent). ("Cent" is often used to refer to 100 or 1/100. A "cent" is 1/100 of a dollar, or 1/100 of an acre, for example. A <em>cent</em>ury is 100 years.)

Make the denominator of your fraction be 100. Multiply numerator and denominator by 20/20.

(2/5)×(20/20) = 40/100 = 40%

You can also get there via decimals.

... 2/5 = 0.4 = 0.40 (40 hundredths) = 40/100 (40 hundredths) = 40%

Or, you can multiply by 100%.

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2 years ago
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8_murik_8 [283]

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4 0
3 years ago
Solve the following for x
levacccp [35]

Answer:

x = 9

Step-by-step explanation:

50+80+(6x-4)=180 (ANGLE SUM PROPERTY)

130 +(6x-4)=180

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6x-4=50

6x=50+4

x=54/6

x = 9

4 0
3 years ago
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