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Mrrafil [7]
3 years ago
7

Function A is a linear function. An equation for Function A is 3x + 4y = 28.

Mathematics
1 answer:
Sergio039 [100]3 years ago
3 0
First, convert that into a y=mx+b form.

Move the x to the other side so y is the only thing on the left. Since you moved it to the other side of the equal sign, be sure to make that number negative (the opposite sign)

Now… you have 4y=-3x+28
Let’s get y by itself. Since you’re multiplying 4 and y, you divide everything by 4 to get your y.

That leaves you with y=-3/4x+7.

We are looking at slope, which is your m in the y=mx+b form.

That is -3/4. The answer is the last square.

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What is the lim of (((1/x)-(1/2))/x-2) , as x approaches 2
Katyanochek1 [597]
I assume the denominator is x-2.

\lim_{x\to2}\dfrac{\dfrac{1}{x}-\dfrac{1}{2}}{x-2}=\\
\lim_{x\to2}\dfrac{\dfrac{2}{2x}-\dfrac{x}{2x}}{x-2}=\\
\lim_{x\to2}\dfrac{\dfrac{2-x}{2x}}{x-2}=\\
\lim_{x\to2}\dfrac{2-x}{2x(x-2)}}=\\
\lim_{x\to2}-\dfrac{x-2}{2x(x-2)}}=\\
\lim_{x\to2}-\dfrac{1}{2x}}=\\
-\dfrac{1}{2\cdot2}=\\
-\dfrac{1}{4}=

8 0
3 years ago
Kacey and her three friends went out for lunch, and they wanted to leave a 15% tip. The receipt shown below lists the lunch tota
Mariana [72]
The receipt shown:

BBQ BURGER W/ CHEESE   :    9.99
CHICKEN FINGER BASKET  :    8.99
MUSHROOM BURGER         :   10.99
CHILI CHEESE FRIES          : <u>    8.99</u>
TOTAL:                                      38.96
SALES TAX 8.75%                <u>      3.41 </u> (38.96 * 8.75% = 3.409)
TOTAL:                                     42.37
TIP 15%                                 <u>     6.36 (</u>42.37 * 15% = 6.3555)
TOTAL:                                     48.73

Total amount paid by Kacey and friends  : $48.73
Total tip paid by Kacey and friends          :   $6.36
Total sales tax paid by Kacey and friends:   $3.41
8 0
3 years ago
If you have 54 blue marbles and 99 yellow marbles, what is the greatest number of identical marble bags that can be made without
shepuryov [24]
The answer should be D) 18 because both 54 and 99 can divide by 3 and when you divide 54 by 3, you get 18 and that's the most bags you can have while still having both colors. Hope I could help.

5 0
4 years ago
Read 2 more answers
What is the volume of this cylinder?
Bumek [7]

Answer:

235.5 cm³

Step-by-step explanation:

Volume of a cylinder is the area of the circular base times the height of the cylinder:

V = π r² h

Given r = 5 cm and h = 3 cm:

V = (3.14) (5 cm)² (3 cm)

V = 235.5 cm³

7 0
3 years ago
Read 2 more answers
Gina wants to save money for a holiday to bali at the end of the year. she estimates that if would cost her $2200 but she only h
inessss [21]
That's a funky problem... :/  I mean it would depend on how much she earns weekly. If she were working 40 hours each week and earning 10$ an hour then yes, she would have enough. Even is she were per say a student on a part time working 30 hours and earning 8$ per hour, she would still have enough.
6 0
3 years ago
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