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timofeeve [1]
2 years ago
7

A taxi cab costs $3.75 for the first mile and $0.85 for each additional mile. You

Mathematics
1 answer:
White raven [17]2 years ago
5 0

Answer:

$50≥3.75+0.85n

Step-by-step explanation:

You only have $50 to spend. Which means that you can only spend $50 or less. Then you have to pay $3.75 for the first mile and then add $0.85 per additional mile. If n is the number of additional miles, then it would be 0.85n.

So it would be $50≥3.75+0.85n.

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Answer:

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Step-by-step explanation:

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3 years ago
Solve: In 2x + In 2 = 0<br> DONE
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Answer:

x=\frac{1}{4}

Step-by-step explanation:

We can use some logarithmic rules to solve this easily.

<em>Note: Ln means Log_e</em>

<em />

Now, lets start with the equation:

ln(2x) + ln(2) = 0\\ln(2x) = -ln(2)

Writing left side with logarithmic base e, we have:

Log_{e}(2x) = -ln(2)

We can now use the property shown below to make this into exponential form:

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Log_{e}(2x) = -ln(2)\\e^{-ln(2)}=2x

We recognize another property of exponentials:

a^{bc}=(a^{b})^{c}

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e^{-ln(2)}=2x\\(e^{ln(2)})^{-1}=2x

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e^{(ln(a))}=a

Now, we simplify:

(e^{ln(2)})^{-1}=2x\\(2)^{-1}=2x\\\frac{1}{2}=2x\\x=\frac{\frac{1}{2}}{2}\\x=\frac{1}{4}

This is the answer.

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3 years ago
Can anyone please help me?
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Step-by-step explanation: Hope this notifys u

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