Find the equation of the line that passes through (3,1) and is parallel to
y
=
2
x
+
1
.
Leave your answer in the form
y
=
m
x
+
c

Answers

Answer 1

Answer:

b

Step-by-step explanation:


Related Questions

can someone please help sovle this

Answers

Answer:

3

Step-by-step explanation:

[tex]4x * x = 9 * 4[/tex]

[tex]4x^2 = 36[/tex]

[tex]x^2 = 9[/tex]

[tex]x = 3[/tex]

A tennis court has a length of (5x+7) and a width of (3x-3).
What is the area of the tennis court?

Answers

15x^2-15x+21x-21
15x^2+6x-21 is the answer

In selecting one card from a deck of cards is obtaining a queen and obtaining a 2 mutually exclusive events?

A: Yes/True
B: No/False

Answers

Answer:

Mutually exclusive is a statistical term describing two or more events that cannot happen simultaneously. It is commonly used to describe a situation where the occurrence of one outcome supersedes the other.

Since in this question, we have selected one card from a deck, and is obtaining a 2 and a queen.

I think the answer for this would be No/False but if i'm wrong, tell me!

Write the simplest form of this ratio and its method.

2/3 : 3/2 : 5/8

Answers

Answer:

16 : 36 : 15

Step-by-step explanation:

2/3 : 3/2 : 5/8

multiply each term by the lowest common denominator: 24

16 : 36 : 15

Please help!! What is (-4r) (-30) - (-8) when r = 8

Answers

Answer:

968

Step-by-step explanation:

just substitute r for 8 and solve!

(-4r) (-30) - (-8) when r = 8

-4(8)×(-30)+8

-32 × -30 +8

960 + 8

968

Find the area of this circle. Use
3.14 for it.
96 mm

Answers

Answer:

28938.24

Step-by-step explanation:

A=π[tex]r^{2}[/tex]

  = 3.14 x [tex]96^{2}[/tex]

  = 28938.24

Please mark brainliest:)

What is the median please help please help

Answers

Answer:

54.5

Step-by-step explanation:

To find the median, first we have to put the numbers in ascending/increasing order.

43, 60, 50, 36, 58, 50, 73, 59, 69, 51 is your set

36, 43, 50, 50, 51, 58, 59, 60, 69, 73 is your set in order.

The median is the middle number of the data set. Your set has an even number of entries, so we have to average the 2 middle numbers, which are 51 and 58.

36, 43, 50, 50,     51, 58,         59, 60, 69, 73

51 + 58 = 109

109/2 = 54.5

A video store charges $5 per game rental plus $12 to rent the game system. Write an expression for renting the game system and a number of games.

Answers

Answer:

12 + 5X = Y

Step-by-step explanation:

Given that a video store charges $ 5 per game rental plus $ 12 to rent the game system, to write an expression for renting the game system and a number of games the following logical reasoning must be performed:

5 = variable not fixed, depends on the number of games

12 = fixed variable

X = number of games

Y = total value

12 + 5X = Y

Thus, if 5 video games were rented, the equation would operate as follows:

12 + 5x5 = Y

12 + 25 = Y

37 = Y

A recent study revealed that the average weight of babies born in the United States is normally distributed with a mean of 7.5 pounds. This number is lower than recent years and so researchers are interested in determining what factors are associated with lower birth weights. One researcher decides to look at the age of the mother to determine if younger mothers have babies that are significantly heavier or lighter than average. To study this the researcher collects data from 87 babies who were born to mothers between the ages of 16 and 18. Only one baby was measured per mother. Twins and other multiple births were excluded. The average weight for these babies was 7.3 pounds with a standard deviation of .6 pounds.

Which of the following statements is relevant to the assumption of Normality?

a. the standard deviation for young mothers is not expected to be different than the standard deviation in the population
b. only one baby was measured per mother
c. weights of babies are normally distributed in the population
d. the study used a sample that is different than the comparison population and measured weight on a ratio scale

Answers

Answer:

a. the standard deviation for young mothers is not expected to be different than the standard deviation in the population

Step-by-step explanation:

The population mean = μ= 7.5

Sample mean = x`= 7.3

Sample standard deviation= s= 0.6

Sample size = 87

Assuming normality we perform z test

z= x`-u/s/√n

z= 7.3-7.5/0.6/√87

z= -3.11

The critical region for 0.05 for two tailed test is z>+1.96 and Z<-1.96

Since the calculated z= -3.11 falls in the critical region Z<-1.96 we conclude that birth rate is lower in the young mothers.

a. the standard deviation for young mothers is not expected to be different than the standard deviation in the population

Only choice a is correct because when n > 30 the population standard deviation and the sample standard deviation are assumed to be normal

Choice b cannot be the correct option because it is already inferred that only one baby was measured per mother.

Choice C cannot be also the best choice because it is already assumed.

Choice d is totally incorrect.

i need help 3x²+7x+3=0

Answers

Answer:

60

Step-by-step explanation:

3x=3 multiplied by 2 which is 3x3=9

so, 9+(7x= 7x7=49) 49+3=61 rounded to 60

Sara made enough raspberry jam to fill 3
1
jars of equal
8
size. Then she made strawberry jam. If the amount of the
strawberry jam she made was the amount of raspberry
jam she made, how many jars could she fill with strawberry
jam?

Answers

Answer:

5/8 Jar

Step-by-step explanation:

I took the test...

The average of 2 3 and what number is 10?
pls help

Answers

i think it’s 5 tbh it’s random


Help please! I would really appreciate it!!!

Answers

Answer:

the output is n+5

Step-by-step explanation:

3+5

4+5

8+5

n+5

Which trig ratio? Can you solve this??

Answers

Step-by-step explanation:

There are six trigonometric ratios, sine, cosine, tangent, cosecant, secant and cotangent. These six trigonometric ratios are abbreviated as sin, cos, tan, csc, sec, cot. These are referred to as ratios since they can be expressed in terms of the sides of a right-angled triangle for a specific angle θ.

What is coordinates of point C?

Answers

Answer:

(3,6)

Step-by-step explanation:

Using the midpoint segment formula

M(X, Y) = [(ax1+bx2/2, ay1+by2/2)]

Given (-2 -6) and (4,6) divided in the ratio 1:5

X = 1(-2) + 5(4)/1+5

X = -2+20/6

X = 18/6

X = 3

Similarly

Y = 1(-6)+ 5(6)/1+5

Y = -6+30/6

Y = 24/6

Y = 4

Hence the required coordinate of C is (3,6)

find the measure of each angle indicated
a. 33
b. 36
c. 31
d. 136

Answers

Answer:

31

Step-by-step explanation:

Let the missing angle be x.

Sum of angles in a triangle is supplementary,

x + 20 + 129 = 180

x + 149 = 180

x = 180 - 149

x = 31

Answer:

31

Step-by-step explanation:

A triangle is 180 degrees.

129 + 20 = 149

180 - 49 = 33

-7(6m+ 2) = -308 showing work

Answers

[tex]\sf\purple{m\:=\:7}[/tex] ✅Step-by-step explanation:

[tex] - 7(6m + 2) = - 308 \\ ➪ \: - 42m - 14 = - 308 \\ ➪ \: - 42m \: = - 308 + 14 \\ ➪ \: m = \frac{ - 294}{ - 42} \\ ➪ \: m \: = 7[/tex]

To verify:-

[tex] - 7(6 \times 7 + 2) = - 308 \\ ➵ - \: 7(42 + 2) = - 308 \\ ➵ \: - 7 \times 44 = - 308 \\ ➵ \: - 308 = - 308[/tex]

L. H. S. = R. H. S.

Hence verified.

[tex]\circ \: \: { \underline{ \boxed{ \sf{ \color{green}{Happy\:learning.}}}}}∘[/tex]

Help!!!!! find the value of x.

Answers

Answer:

x = 48

Step-by-step explanation:

The two angles shown in the diagram are supplementary and add to 180° because they form a straight line. We can set up an equation:

x - 12 + 3x = 180

4x - 12 = 180

4x = 192

x = 48

Answer:

[tex]x=42[/tex] ✔︎

Step-by-step explanation:

∠1 + ∠2=1803x+x-12=1804x-12=1804x=180-124x=168x=42°

∠1= 3x=3×42=126°

∠2=x-12=42-12= 30°

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

hope it helps...

have a great day!!

What is the rule of 72?​

Answers

Answer:

Brainiest please

Step-by-step explanation:

In finance, the rule of 72, the rule of 70 and the rule of 69.3 are methods for estimating an investment's doubling time. The rule number (e.g., 72) is divided by the interest percentage per period (usually years) to obtain the approximate number of periods required for doubling. Although scientific calculators and spreadsheet programs have functions to find the accurate doubling time, the rules are useful for mental calculations and when only a basic calculator is available.

Help me please giving out brainliest!

Answers

Answer:

Your answer is B

Step-by-step explanation:

If you use the division you technically can't use the distributive property, so it could be A. But if you had to use it; I would say the best way to do so it to multiply everything by 1.


(ii)
ן
(
Solve 11-Jx+4 = 0 for real

Question for 1 B)

Answers

Answer:

x = 117

Step-by-step explanation:

Given

11 - [tex]\sqrt{x+4}[/tex] = 0 ( subtract 11 from both sides )

- [tex]\sqrt{x+4}[/tex] = - 11 ( square both sides )

(- [tex]\sqrt{x+4}[/tex] )² = (- 11)²

x + 4 = 121 ( subtract 4 from both sides )

x = 117

Help ur homie out pls

Answers

I'm still doing the rest but number 1 is D

Find the area of the circle. Round your answer the nearest whole number, if necessary.


area: about
in.2

Answers

Answer:

Area = 314 in.²

Step-by-step explanation:

Radius of the circle = 10 in.

Formula for area of a circle = πr²

Radius (r) = 10 in.

Plug in the value of r into the formula

Area = π*10²

Area = π*100

Area = 314.159

Area = 314 in.² (nearest whole number)

Answer:

The area of circle is 314 in².

Step-by-step explanation:

Given :

Radius of circle = 10 in.

To Find :

Area of circle

Using Formula :

[tex]\star{\small{\underline{\boxed{\sf{\red{Area_{(Circle)} = \pi{r}^{2}}}}}}}[/tex]

π = 3.14 r = radius

Solution :

Finding the area of circle by substituting the values in the formula :

[tex] \begin{gathered} \qquad\dashrightarrow{\small{\sf{Area_{(Circle)} = \pi{r}^{2}}}} \\ \\ \qquad\dashrightarrow{\small{\sf{Area_{(Circle)} = 3.14 \times {(10)}^{2}}}} \\ \\ \qquad\dashrightarrow{\small{\sf{Area_{(Circle)} = 3.14 \times {(10 \times 10)}}}} \\ \\ \qquad\dashrightarrow{\small{\sf{Area_{(Circle)} = 3.14 \times {(100)}}}} \\ \\ \qquad\dashrightarrow{\small{\sf{Area_{(Circle)} = 3.14 \times 100}}} \\ \\ \qquad\dashrightarrow{\small{\sf{Area_{(Circle)} = \dfrac{314}{100} \times 100}}} \\ \\\qquad\dashrightarrow{\small{\sf{Area_{(Circle)} = \dfrac{314}{\cancel{100}} \times \cancel{100}}}} \\ \\ \qquad\dashrightarrow{\small{\sf{Area_{(Circle)} = 314 \: {in}^{2}}}} \\ \\ \qquad\star{\small{\underline{\boxed{\sf{\pink{Area_{(Circle)} = 314 \: {in}^{2}}}}}}}\end{gathered}[/tex]

Hence, the area of circle is 314 cm².

[tex]\underline{\rule{220pt}{3.5pt}}[/tex]

Rank the following methods of timekeeping from least precise to most precise
A clock with an hour, minute, and second hand

A calendar

A clock with only an hour hand

A clock with an hour and minute hand​

Answers

1- a calendar 2- A clock with only an hour hand 3- A clock with an hour and minute hand 4- A clock with an hour minute and second hand ( 4 being the most precise)

Which values of x and y make triangle CDE = triangle HFG?

Answers

Answer:

Option (4)

Step-by-step explanation:

By the property of congruence of the triangles given in the figure,

ΔCDE ≅ ΔHFG

By applying triangle sum theorem in ΔCDE,

m∠C + m∠D + m∠E = 180°

32° + 112° + m∠E = 180°

m∠E = 180° - 144°

m∠E = 36°

Corresponding side and angles of two congruent triangles are equal in measure.

Therefore, m∠E = m∠G

36° = (4y + 8)°

4y = 36 - 8

4y = 28

y = 7

Similarly, FG = DE

41 = 3x + 2

3x = 41 - 2

3x = 39

x = 13

Therefore, Option (4) will be the correct option.

1) Find the area of  ABC to the nearest square centimeter.

Answers

that is right correct answer

A student measures the volume of a rubber stopper and finds that it is 36ml. The
teacher also measures the stopper and obtains a value of 40 ml. Other students
measure the stopper and it is decided to use 38 ml as the standard value for the
volume of the stopper. What was the student's percentage error? The teachers
error?

Answers

Answer:

the answer should be 5 I guess

Two triangular prisms are similar. The perimeter of each face of one prism is double the perimeter of the corresponding face of the other prism. How are the surface areas of the figures related? The surface areas are the same. The surface area of the larger prism is 2 times the surface area of the smaller prism. The surface area of the larger prism is 4 times the surface area of the smaller prism. The surface area of the larger prism is 8 times the surface area of the smaller prism.

Answers

we know that

if the perimeter of each face of one prism is double the perimeter of the corresponding face of the other prism and the two triangular prisms are similar

then

the scale factor is equal to

so

substitute the value of the scale factor

therefore

the answer is the option

Answer:

The surface area of the larger prism is 4 times the surface area of the smaller prism.

Enter the value of p so that the expression (7 + 4n)3 is equivalent to 3 (4n + p).

I NEED HELPPP

Answers

Answer:

7

Step-by-step explanation:

Makes both expressions exactly identical and equivalent in value.

The relationship between the distance biked and time for Jeremy can be represented by the equation y = 12x, where he biked y miles in x hours. Below is a table that represents the number of hours and miles Kevin rides.
Time in hours (X) Distance in miles (y)
1.5 8.25
2 22
3.5 19.25
4 33

A third biker, Lauren rides twice as fast as Kevin. Use Y to represent the number of miles Lauren travels in x hours. Assume all bikes ride at a constant rate.

Which Statement accurately compares the biking speed of Lauren to Kevin and Jeremy?

a) The biking speed of Lauren is greater than the biking speeds of both Kevin and Jeremy.
b) The biking speed of Lauren is less than the biking speeds of both Kevin and Jeremy.
c) The biking speed of Lauren is greater than the biking speed of Kevin and less than the biking speed of Jeremy.
d) The biking speed of Lauren is less than the biking speed of Kevin and greater than the biking speed of Jeremy.

Answers

Answer:I put c I have the same question I'm doing a test

Step-by-step explanation:

Answer:

answer=c

Step-by-step explanation:

is the right answer

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