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Arada [10]
3 years ago
6

Solve for x: 150=50e^7x

Mathematics
1 answer:
Mademuasel [1]3 years ago
7 0

Answer:

A

Step-by-step explanation:

150 = 50 {e}^{7x}  \\  50{e}^{7x}  = 150 \\  {e}^{7x}  =  \frac{150}{50}  \\  {e}^{7x}  = 3 \\  ln{e}^{7x}  =  ln(3)  \\ 7x =  ln(3)  \\ x =  \frac{ ln(3) }{7}

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Mr.George divided his money in the ratio 2:6 between Evan and ricky.Evan got the smaller amount of $420. How much did ricky rece
Gemiola [76]
Ratios are like fractions in the way that you can simplify them if they have common factors.
we can simplify this ratio to 
1:3
that means that the bigger part got 3 times the amount of the smaller part. The problem says that Evan got the smaller amount, so if we multiply the smaller amount by 3 we should and will get the bigger amount. It says that $420 is the smaller part.
420*3=1260
so the bigger amount of money is $1260
So, because Ricky got the bigger part of Mr. George's money, he must have received
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6 0
3 years ago
4x + 6 = -x +1<br>what's x?​
Setler [38]

Answer:

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Step-by-step explanation:

8 0
3 years ago
The length of a rectangle is 9 centimeters more than half
Sedaia [141]

Answer:

l = 16 cm

Step-by-step explanation:

Let's set the width of the rectangle as "w" and the length of the rectangle as "w/2 + 9".

The perimeter of a rectangle is calculated by adding up the value of all of its side lengths. Therefore, we can find the perimeter using 2l + 2w = P.

We can substitute 60 for P and w/2 + 9 for l.

  • 2(w/2 + 9) + 2w = 60
  • 2w/2 + 18 + 2w = 60
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Substitute w = 14 into the equation for length l.

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The length of the rectangle is 16 cm.

4 0
3 years ago
Which would be the best name for a function that takes the time of day and returns the numbers of coffee sold at a coffee shop?
konstantin123 [22]

Answer:

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Step-by-step explanation:

A function's output variable will be:

output(input)

So we need to find the input variable and the output variable.

We know that when the time of day changes, we get a certain amount of coffee sold. This means that the amount of coffee sold is directly influenced by the time of day.

The time of day then becomes our input as the coffee sold relies on that number.

That leaves coffee sold as our output!

So the best name for a function in this scenario is Coffee(time).

Hope this helped!

3 0
3 years ago
What transformation(s) were made to the original f(x) = x graph?
Greeley [361]
Yes it x equals 4 and y equals 8 hope this helps
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3 years ago
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