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Dennis_Churaev [7]
3 years ago
8

I WILL GIVE BRAINLIEST!!!!!

Mathematics
2 answers:
rosijanka [135]3 years ago
4 0

Answer:

  • Option A

Step-by-step explanation:

<u>At Step 2 you subtract 1/2 from both sides of the equation:</u>

  • 1/2r = - 2/7r - 29/7 - 1/2
  • 1/2r = - 2/7r - 58/14 - 7/14
  • 1/2r = - 2/7r - 65/14

<u>Its justification is therefore is:</u>

  • A) The subtraction property of equality
slamgirl [31]3 years ago
4 0

subtract \frac{1}{2}from both sides of the equation:

\frac{1}{2r} = \frac{2}{7r} -  \frac{29}{7}-\frac{1}{2}

\frac{1}{2r} = \frac{2}{7r}  - \frac{58}{14}- \frac{7}{14}

\frac{1}{2r}  = \frac{2}{7r} -\frac{65}{14}

<u>Its justification is therefore is:</u>

  • A) The subtraction property of equality
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blagie [28]

Linear equation is equation in which each term has at max one degree. The function that can represent the given graph is y=2.0769x + 1.5.

<h3>What is linear equation?</h3>

Linear equation is equation in which each term has at max one degree. Linear equation in variable x and y can be written in the form y = mx + c

Linear equation with two variables, when graphed on Cartesian plane with axes of those variables, give a straight line.

For the given graph the equation can be written as, y = mx+c, this is because the graph is a line which means the relationship is linear. Therefore, the equation can be written as,

y = mx + c

Now, there are two points that are on the line and the coordinates of this points are,

A = (4, 9.5)

B = (7.25, 16)

Further the slope of the equation is,

m = (16-9.5) / (7.25 - 4) = 2.0769

Since c is the y-intercept of the graph, therefore, the value of c is 1.5.

Thus, the function that can represent the given graph is y=2.0769x + 1.5.

Learn more about Linear equations:

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5 0
2 years ago
A salesperson obtained a systematic sample of size 25 from a list of 500 clients. To do​ so, he randomly selected a number from
dangina [55]

Answer: Option 'D' is correct.

Step-by-step explanation:

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a_{25}=a+(n-1)d\\\\a_{25}=13+(25-1)\times 20\\\\a_{25}=13+24\times 20\\\\a_{25}=13+480\\\\a_{25}=493

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Therefore, Option 'D' is correct.

3 0
3 years ago
What is the expectation for a binomial distribution with p = 0.5 and n = 8?
Natasha2012 [34]

Answer: 4

Step-by-step explanation:

Given the following :

P = probability of success = 0.5

n = number of trials = 8

The expected value of a binomial distribution with probability of success P and number of trials n is defined by:

E(n, p) = n * p

Therefore, expected value when P = 0.5 and n = 8

E(8, 0.5) = 8 × 0.5

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The expected value of the binomial distribution is 4

8 0
3 years ago
an everyday meaning of corresponding is "matching". How can this help you find the corresponding parts of two triangles?
Marta_Voda [28]
Look at the sides of the triangles. find the sides that are corresponding, or matching.
5 0
3 years ago
Find the measure of x.
Andru [333]

Answer:

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x is the angle between line with 3 strokes and 2 strokes

The corresponding angle is therefore ∠ C

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Then x = 88 → C

5 0
3 years ago
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