3 years ago

The minimum and maximum temperature for a day in Cupcake Town can be modeled by the equation below:

Mathematics

1 answer:

Arada [10]3 years ago

6 0

S
The correct answer is the third one

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Evaluate 5 ( n -3) + 2 when n = -3

Feliz [49]

Answer:

The answer is -15.

Step-by-step explanation:

$5(n - 3) + 2 \\ 5( - 3 - 3) + 2 \\ 5( - 6) + 2 \\ - 30 + 2 \\ - 15$

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3 years ago

A rectangle has an area of 12 square centimeters and a perimeter of 16 centimeters. Which of the following could be its dimensio

kipiarov [429]

The dimensions could be 6 by 2 cm. So the height could be 6cm the width would be 2cm and vice versa.

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4 years ago

Sam put $2,000 in a savings account at his bank. After 10 years, his account balance was $4,000. The interest rate on the saving

Delicious77 [7]

$\bf ~~~~~~ \textit{Simple Interest Earned Amount} \\\\ A=P(1+rt)\qquad \begin{cases} A=\textit{accumulated amount}\dotfill & \$4000\\ P=\textit{original amount deposited}\dotfill & \$2000\\ r=rate\to r\%\to \frac{r}{100}\\ t=years\dotfill &10 \end{cases} \\\\\\ 4000=2000(1+r\cdot 10)\implies \cfrac{4000}{2000}=10r+1\implies 2=10r+1 \\\\\\ 1=10r\implies \cfrac{1}{10}=r\implies 0.1=r\implies \stackrel{\textit{converting to percentage}}{0.1\cdot 100\implies }~~\stackrel{\%}{10}=r$