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tatyana61 [14]
3 years ago
5

2r – 10 = -8r ............

Mathematics
2 answers:
Roman55 [17]3 years ago
8 0
2r-10=-8r
10r-10=0
10r=10
r=1

Hope this helps :)
liraira [26]3 years ago
7 0
The correct answer is 1. Hope this helps.
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3 years ago
A preliminary study conducted at a medical center in St. Louis has shown that treatment with
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3 years ago
the volume of a gas varies inversely as the pressure upon it. if the volume of the gas is 160 cubic centimeters at a pressure of
marin [14]
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V α 1/P

To change it to an equality, we introduce a proportionality constant, k. We do as follows:

V = k/P

So, to determine what is asked, we need to first calculate for the value of k.

V = k/P
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4 0
3 years ago
You invest $5,000 into an account where interest compounds continuously at 3.5%. How long will it take your money to double? Rou
salantis [7]

Answer:

20 years

Step-by-step explanation:

<u>Continuous Compounding Formula</u>

\large \text{$ \sf A=Pe^{rt} $}

where:

  • A = Final amount
  • P = Principal amount
  • e = Euler's number (constant)
  • r = annual interest rate (in decimal form)
  • t = time (in years)

Given:

  • A = $10,000
  • P = $5,000
  • r = 3.5% = 0.035

Substitute the given values into the formula and solve for t:

\sf \implies 10000=5000e^{0.035t}

\sf \implies \dfrac{10000}{5000}=e^{0.035t}

\sf \implies 2=e^{0.035t}

\sf \implies \ln 2=\ln e^{0.035t}

\sf \implies \ln 2=0.035t\ln e

\sf \implies \ln 2=0.035t(1)

\sf \implies \ln 2=0.035t

\sf \implies t=\dfrac{\ln 2}{0.035}

\implies \sf t=19.80420516...

Therefore, it will take 20 years (to the nearest year) for the initial investment to double.

8 0
2 years ago
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Kaylis [27]

Step-by-step explanation:

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8 0
2 years ago
Read 2 more answers
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