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saw5 [17]
3 years ago
15

The equation below describes a proportional relationship between x and y. What is the constant of​ proportionality? y=2/7x

Mathematics
2 answers:
andreev551 [17]3 years ago
8 0
Hello : 
is the constant of​ proportionality is : <span>2/7</span>
vekshin13 years ago
8 0
Hi there!

The awnser is 2/7


Hope this helps!
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Color. Frequency
tankabanditka [31]

Answer:

the answer is blue

6 0
3 years ago
Vivian is a salon owner. Yesterday she did 2 haircuts and colored the hair of 4 clients, charging a total of $422. Today, she di
harina [27]

Answer:

Haircuts cost $50.33

Hair Color costs $80.33

Step-by-step explanation:

Let haircut be cost "a"

coloring be cost "b"

2 haircut, 4 coloring equals 422, we can write:

2a + 4b = 422 {Equation 1}

5 haircut, 4 coloring, equals 573, we can write:

5a + 4b = 573 {Equation 2}

We now multiply equation 1 with -1 and add it with Equation 2 to get:

-1(2a + 4b = 422) = -2a - 4b = -422

Now,

-2a - 4b = -422

5a + 4b = 573

----------------------

3a = 151

a = 151/3 = $50.33

Now, to find b, we plug in this value into any equation and solve for b:

2a + 4b = 422

2(50.33) + 4b = 422

4b = 422 - 100.66

b = $80.33

Haircuts cost $50.33

Hair Color costs $80.33

4 0
3 years ago
A company is producing a new product. Due to the nature of the​ product, the time required to produce each unit decreases as wor
balu736 [363]

Answer:

The total time to produce units 1 through 10 = 21.762 hours

The total time to produce units 30 through 40 = 22.187 hours

Step-by-step explanation:

Function for the learning process is T(x) = 2 + 0.6(1/x)

Time required to produce 1st unit = 2.6

Time required to produce 2nd unit = 2.3

Time required to produce 3rd unit = 2.2

Time required to produce 4th unit = 2.15

Time required to produce 5th unit = 2.12

Time required to produce 6th unit = 2.1

Time required to produce 7th unit = 2.09

Time required to produce 8th unit = 2.075

Time required to produce 9th unit = 2. 067

Time required to produce 10th unit = 2. 06

The total time required for a new worker to produce units 1 through 10 is the sum of the above times. The total time to produce units 1 through 10 = 21.762

Function for the learning process is T(x) = 2 + 0.6(1/x)

Time required to produce 30th unit = 2.02

Time required to produce 31st unit = 2.019

Time required to produce 32nd unit = 2.0188

Time required to produce 33rd unit = 2.018

Time required to produce 34th unit = 2.0176

Time required to produce 35th unit = 2.017

Time required to produce 36th unit = 2.0167

Time required to produce 37th unit = 2.016

Time required to produce 38th unit = 2.0158

Time required to produce 39th unit = 2. 0154

Time required to produce 40th unit = 2. 015

The total time required for a new worker to produce units 30 through 40 is the sum of the above times. The total time to produce units 30 through 40 = 22.187

7 0
2 years ago
Pls help i don’t understand
BartSMP [9]

Answer:

its 6+7 minus8 divided by 4 square rooted =4.5

Step-by-step explanation:

8 0
3 years ago
Please answer this correctly
zloy xaker [14]

Answer

51

Explanation

85/15=y/9

765=15y

51

7 0
2 years ago
Read 2 more answers
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