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Kazeer [188]
3 years ago
11

I need answers to the questions I didn't do

Mathematics
1 answer:
Illusion [34]3 years ago
5 0
Question 6: 14x+28
Question 5: 5x+20y

Yes the other ones are right
You might be interested in
| x- ( - 18) | if x < - 18
aleksandrvk [35]

Answer:

well x-(-18) x+18 but the if part is x<-18 will stay the same

Step-by-step explanation:

6 0
2 years ago
Write a quadratic function with two real zeros.
satela [25.4K]
The formula for quadratic equation is given by:

 x² - (sum)x + (product) = 0

so if we have real roots of 3 and 5 

<span> x² - (3 + 5)x + (3*5) = 0
</span> x² - 8<span>x + 15 = 0
</span>
so if we have real roots of -3 and -6  

<span> x² - (-3 - 6)x + (-2*-6) = 0
</span> x² - (-9<span>x) + 12 = 0
</span> x² + 9<span>x + 12 = 0</span>
5 0
3 years ago
What value of x makes 1/2 (3x+4) =1/2
Sever21 [200]

Answer:

x = -1

Step-by-step explanation:

1/2 (3x +4 ) = 1/2

1/2 x 3x + 1/2 x 4 = 1/2

1.5 x + 2 = 1/2

1.5x = 1/2 -2

1.5x = -1.5

1.5x /1.5 = -1.5/1.5

x = -1

Check Back

1/2 ( 3 x -1 + 4) =1/2

1/2 ( 1) =1/2

1/2 =1/2

5 0
3 years ago
How do you find the derivative of y=tan(arcsin(x))y=tan(arcsin(x)) ?
pychu [463]
Answer is in the attachment below. If you have any questions about the workings, just leave a comment below.

8 0
3 years ago
Read 2 more answers
Jefferson Middle School needs to see a 300% gain in PTO fundraiser
Ronch [10]

Given parameters:

Percentage gain = 300%

Selling cost last year = $2420

Unknown:

Selling cost this year  = ?

Solution:

To solve this problem;

     Profit percent  = \frac{Selling cost this year - Selling cost last year}{Selling cost last year} x 100

      300 = \frac{S - 2420}{2420}  x 100

      3 = \frac{S - 2420}{2420}

         S- 2420 = 7260

          S = $9680

To make a 300% gain, Jefferson Middle school needs a $9680 from fundraiser sales this year.

6 0
3 years ago
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