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d1i1m1o1n [39]
3 years ago
10

Identify the variation as direct, inverse, joint or combined. y = 7x

Mathematics
2 answers:
ASHA 777 [7]3 years ago
6 0
This is an example of a direct variation.
klasskru [66]3 years ago
6 0

Answer:

Direct variation

Step-by-step explanation:

Hi, to answer the question we haveto analyze the information given.

The expression of y =7x is a direct variation, because if the value of one variable changes, the other variable´s value changes as well.

for example:

if x = 1 , y = 7.

y= 7(1)=7

if x =2 , y= 14.

y = 7(2 ) =14

Feel free to ask for more if it´s necessary or if you did not understand something.

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Find the 12th term of an AP of the form 7, 12, 17, 22
Nostrana [21]

Answer:

27

Step-by-step explanation:

The rule will be

Ni=(i-1)*5+2

  • i=1 → N=(1–1)*5+2=0*5+2=0+2=2
  • i=2 → N=(2–1)*5+2=1*5+2=5+2=7
  • i=3 → N=(3–1)*5+2=2*5+2=10+2=12
  • i=4 → N=(4–1)*5+2=3*5+2=15+2=17
  • i=5 → N=(5–1)*5+2=4*5+2=20+2=22
  • i=6 → N=(6–1)*5+2=5*5+2=25+2=27

________________

Learn more about arithmetic sequences:

  • brainly.com/question/6561461
  • brainly.com/question/503167

#SPJ2

6 0
2 years ago
Giselle pays $190 in advance on her account at the athletic club. Each time she uses the club, $10 is deducted from the account.
Archy [21]
Y= -10x + 190

In using a linear function, follow the pattern y=mx + b.
In this scenario, the m (which represents slope) is -10 since $10 is taken away every time. The b(which represents y-int) is 190 because you start with 190 (x=0)
7 0
3 years ago
Read 2 more answers
Is it possible for a triangle to have sides with the given lengths: 20 m, 22 m, and 24 m? A. Yes; the sum of each pair is greate
snow_lady [41]
The correct answer is A) yes, the sum of each pair is greater than the third.

The triangle inequality theorem states that the sum of any two sides of a triangle is longer than the third side. This is true for these numbers, so this does form a triangle.
3 0
3 years ago
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Below is a proof showing that the sum of a rational number and an irrational number is an irrational number.
ankoles [38]

Answer:

Step-by-step explanation:

To prove: The sum of a rational number and an irrational number is an irrational number.

Proof: Assume that a + b = x and that x is rational.

Then b = x – a = x + (–a).

Now, x + (–a) is rational because addition of  two rational numbers is rational (Additivity property).

However, it was stated that b is an irrational number. This is a contradiction.

Therefore, the assumption that x is rational in the equation a + b = x must be incorrect, and x should be an irrational number.

Hence,  the sum of a rational number and an irrational number is irrational.

4 0
3 years ago
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Can someone plz help
Kisachek [45]

Answer:

The answer is 3

Step-by-step explanation:

6 0
3 years ago
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