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strojnjashka [21]
3 years ago
8

If bacteria took 20 minutes to double from 2 to 4, how many bacteria would there be after 1 hour

Mathematics
2 answers:
spin [16.1K]3 years ago
8 0
32 bacteria is what I got
- hope that help!!!
iren2701 [21]3 years ago
3 0
4 * 2 * 2 * 2 = 32 bacteria

Hope it helps!
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And the last question is:
Leya [2.2K]
It should be " b " That should be right but u may want to wait for others to respond to this to make sure
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3 years ago
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Are the following lines parallel? <br><br> y = -3x + 1 <br><br> y = 4 - 3x
PIT_PIT [208]

Answer:

Simple! The answer is yes.

Step-by-step explanation:

Simply put the equations into Desmos graphing calculator and it will show you that the equations are parallel. :))

4 0
2 years ago
Solve the simultaneous equations by substitution<br> 4x+3y=-2<br> 3y=4-x
stiv31 [10]

Answer: x=-2 y=2

Step-by-step explanation:

I decided that isolating the y value of the second equation is the best way to start solving.

I divide 3 from both sides to get y= (4-x)/3. With this, I can substitute into the first equation. 4x+3(4-x)/3)=-2.

The multiplying the 3 by the denominator three cancels each other out to make:

4x+4-x=-2.

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Now we substitute this into the second equation to solve.

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This becomes 3y=4+2 which is 3y=6

We divide both sides by 3 to get y=2

We end up with x=-2 and y=2.

I hope you learned something :)

4 0
3 years ago
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aliya0001 [1]
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3 years ago
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Ilia_Sergeevich [38]

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(i dont know what your asking for)

3 0
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