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Bumek [7]
3 years ago
15

Help please. Would appreciate it

Mathematics
2 answers:
bearhunter [10]3 years ago
4 0
Y >= -2x - 2

Intercept and slope check out for all these.

y > = is all y values ABOVE line because y is greater than the expression for line.

SOLID line when it's equal to. (dashed line when it's not).


answer B
Harlamova29_29 [7]3 years ago
3 0
Because the symbol is greater than and equal to Y it would be a solid line with the blue are to the right of the red line
 the correct graph would be B
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A boutique prices merchandise by adding 80% to its cost. It later decreases by 25% the price of items that do not sell quickly
Darya [45]
A. Write a function f(x) to represent the price after the 80% markup. 
<span>b. Write a function g(x) to represent the price after the 25% markdown. </span>
<span>c. Use a composition function to find the price of an item after both price adjustments that originally costs the boutique $150. </span>
<span>d. Does the order in which the adjustments are applied make a difference? Explain. 
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answers 

 <span>a) f(x) = 1.8x 

b) f(x) = 0.75(1.8x) 

c) f(150) = 0.75(1.8(150) = $202.50 

d) No, it doesn't matter. The result is the same.
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8 0
3 years ago
What is 3/4 + 3.3 - 1 1/2?
guapka [62]

Answer:

2.55

Step-by-step explanation:1

Convert 1121\frac{1}{2}1​2​​1​​ to improper fraction. Use this rule: abc=ac+bca \frac{b}{c}=\frac{ac+b}{c}a​c​​b​​=​c​​ac+b​​.

34+3.3−1×2+12\frac{3}{4}+3.3-\frac{1\times 2+1}{2}​4​​3​​+3.3−​2​​1×2+1​​

2

Simplify 1×21\times 21×2 to 222.

34+3.3−2+12\frac{3}{4}+3.3-\frac{2+1}{2}​4​​3​​+3.3−​2​​2+1​​

3

Simplify 2+12+12+1 to 333.

34+3.3−32\frac{3}{4}+3.3-\frac{3}{2}​4​​3​​+3.3−​2​​3​​

4

Simplify.

5.12\frac{5.1}{2}​2​​5.1​​

5

Simplify.

2.552.552.55

6 0
2 years ago
2c divided by 3b, for b=2 and c=6
Levart [38]
(2c) / (3b) 

(2*6) / (3*2) =
12/6 =
2 <===
8 0
3 years ago
Read 2 more answers
Phil is riding his bike. He rides 54 miles in 4 hours, 67.5 miles in 5 hours, and 81 miles in 6 hours. Find the constant of prop
AleksandrR [38]

Answer:

K=13,5

y=13,5x, x=numbers of hours

Step-by-step explanation:

To find the  proporcionality constant, divide the number of milles traveled in given time.

K=54/4=67,5/5=81/6=13.5 and the equation that describes the relationship is y=13,5x

3 0
3 years ago
Read 2 more answers
Which number does 9 have a value that is 1/10 times as small as it’s value in 891
Arisa [49]

Answer:

9

Step-by-step explanation:

H T U

8. 9. 1

9 tens

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I believe d answer is 9

pls like and follow

4 0
2 years ago
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