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alina1380 [7]
3 years ago
12

What is the vertex of r(x) ? Use r(x)=1/2(x+9)(x-5)

Mathematics
1 answer:
IceJOKER [234]3 years ago
3 0

(0, -[\frac{45}{2})

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juanita works at a telemarketing company she makes an average of 12 sales per hour employees are encouraged to make more than 48
Vadim26 [7]

Answer:

26hr

Step-by-step explanation:

12 calls/hr

480 calls/wk

If Juanita has made 168 calls this week, it meants she still has to make 312 calls. So, 312 calls ÷ 12calls/hr = 26hr

Juanita needs to work 26hr mores to reach the weekly goal.

6 0
3 years ago
Find the slope of each line
Paraphin [41]

Answer: 7/3

Step-by-step explanation: From the leftmost, lower point to the uppermost point, you move upwards 7, and rightward 3. Slope is vertical movement over horizontal, giving 7/3.

5 0
3 years ago
The sum of two numbers is -3 and their difference is 9 find the numbers​
photoshop1234 [79]

Answer:

-6 and 3

Step-by-step explanation:

3-(-6)=3 +6=9  (two negative signs= positive sign)

-6 +3 = -3

It you have 6 negative tiles and add 3 positive tiles, the  3 negative tiles cancel 3 positive tiles. So hat is left is 3 negative tiles

7 0
3 years ago
Sue volunteered to make cupcakes for the football team's bake sale. She plans to sell them for 50 cents apiece. How much cupcake
Crank
She has to make 400 in order to raise $200 because if she was selling them for $1 she would need 200 so just double that since she's only selling them for $0.50
8 0
3 years ago
Read 2 more answers
Write the slope intercept form of the equation of each line.
Arlecino [84]

Answer:

9) y = -x + 5

10) y = -7/2x - 5

11) y = x - 1

12) y = -5x/3 - 3

13) y = -4x/1

I'm not 100% sure for some of these answers since the pic is a bit blurry, but they're pretty accurate.

6 0
3 years ago
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