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Galina-37 [17]
3 years ago
14

Select the correct answer. Given the following formula, solve for a. A. B. C. D. s=a+b+C/2

Mathematics
1 answer:
nexus9112 [7]3 years ago
7 0

Hey there!

The answer to your question is a = s - b - C/2

<u>To solve for "a", we must get "a" on it's own side of the equal sign.</u> We can first subtract "s" from both sides:

<em>0 = a + b + C/2 - s</em>

Then, we can subtract a from both sides:

<em>-a = b + C/2 - s</em>

Finally, we divide both sides by -1, so a is by itself.

<em>a = -b - C/2 + s</em>

And we can rearrange it to the standard form:

a = s - b - C/2

Good luck, and hope it helped! Have a great day!

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Number 6 and 7 what is the answer please!
larisa [96]
6. 40 minutes (15/3 = 5 minutes/mile) - 5*8 = 40 min
7. 15,840 ft / 5 = 3.168 ft
5 0
3 years ago
Read 2 more answers
A=444 b=213. 4÷a×b= can you help me plz
Lelechka [254]
First, let's input "a" and "b" into the equation:
(Don't forget to put brackets around the inputted numbers to show you are inputting "a" and "b")

<span>4 ÷ a × b = </span>4 ÷ (444) x (213)

Now we can solve!
 
               = 1.918
               = ~ 2

Hope this helps!
Feel free to message me if you have any questions :)
5 0
3 years ago
Betty had 1/3 yard of ribbon. She used 1/2 of it. How many yards of ribbon did she use?
Charra [1.4K]

Answer:

b. 1/6 yd

Step-by-step explanation:

When Betty used 1/2 OF the 1/3 yards she has she has to multiple those. It's easier to put it in a sentence in my opinion because then you can see the "of" in the sentence which means to multiply. Hope this helps!

6 0
3 years ago
What is the average rate of change if this function interval x = -3 to x = 0
jok3333 [9.3K]

The average rate of change of the function, over the given interval is 2.

This question is incomplete, the complete question is:

What is the average rate of change of f(x) = 2x+10, if this function interval are x = -3 to x = 0.

<h3>What is the average rate of change over the interval?</h3>

The average rate of change of f(x) over the interval [a,b] is expressed as;

\frac{f(b)-f(a)}{b-a}

Given that;

  • f(x) = 2x + 10
  • Interval: [ -3, 0 ], a = -3 and b = 0

We substitute our values into the expression above.

\frac{f(b)-f(a)}{b-a}\\\\\frac{f(0)-f(-3)}{0-(-3)}\\\\\frac{[2(0)+10]-[2(-3)+10]}{0-(-3)}\\\\\frac{[10]-[-6+10]}{3}\\\\\frac{[10]-[4]}{3}=\frac{6}{3}=2

Therefore, the average rate of change of the function, over the given interval is 2.

Learn more about average rate of change: brainly.com/question/23715190

#SPJ1

3 0
2 years ago
Whats the slope intercept form for the points [5,2] and [0,-1]
Advocard [28]

Answer:

\displaystyle y=\frac{3}{5}x-1

Step-by-step explanation:

<u>The Equation of a Line</u>

The equation of the line in slope-intercept form is:

y=mx+b

Where m is the slope and b the y-intercept.

The equation of a line passing through points (x1,y1) and (x2,y2) can be found as follows:

\displaystyle y-y_1=\frac{y_2-y_1}{x_2-x_1}(x-x_1)

We are given the points (5,2) and (0,-1), thus:

\displaystyle y-2=\frac{-1-2}{0-5}(x-5)

Operating:

\displaystyle y-2=\frac{-3}{-5}(x-5)

\displaystyle y-2=\frac{3}{5}(x-5)

To find the slope-intercept form, we continue to simplify the expression:

Removing the parentheses:

\displaystyle y-2=\frac{3}{5}x-\frac{3}{5}\cdot 5

\displaystyle y-2=\frac{3}{5}x-3

Adding 2:

\displaystyle y=\frac{3}{5}x-3+2

\mathbf{\displaystyle y=\frac{3}{5}x-1}

4 0
3 years ago
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