What is the slope when x =- 4?

Answers

Answer 1

Since, The given line is the line which is parallel to the y-axis that is a vertical line, It makes 90 degree with the positive x-axis, The slope is undefined that is tan(90).

What do you mean by equation?

A mathematical expression with an equals sign is referred to as an equation. Algebra is widely used in equations. When performing calculations but unsure of the precise amount, algebra is used. A formula that expresses the connection between two expressions on each side of a sign. Typically, it has a single variable and an equal sign. Like this: 2x - 4 Equals 2.

What do you mean by slope?

In mathematics, a line's slope, also known as its gradient, is a numerical representation of the line's steepness and direction. Divide the difference in elevation between two points by the distance between them to find the percent slope, then multiply the result by 100. The term "rise" refers to the difference in elevation between two sites. The run is the separation between the points. Percent slope is therefore equal to (rise / run) x 100.

x=-4

This is a vertical line parallel to y-axis.

It makes 90 degree with positive x-axis in anti-clockwise direction.

slope = tan(90) = undefined.

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Related Questions

Anyone know the answer to 20?









Never gets it right will be the Brainleiest

Answers

Answer:

J

Step-by-step explanation:

If you use a calculator, 3/4 x 60 = 45

It’s the number closet to 100-55

OMG PLZ HELP ME! it is due tomorrow.....!

Answers

Step-by-step explanation:

Dilations do not change your angles, so although the length does change, your angles will not. So for your answer, the angles will be the exact same.

For the length, all you have to do is multiply each side by 5/2.

8: Multiplied by 5/2 is 20

9: Multiplied by 5/2 is 22.5

7: Multiplied by 5/2 is 17.5

The lengths are getting larger because they're being dilated by a number greater than 1.

I hope this helps :)

Answer:

Answers bellow hope I helped

Step-by-step explanation:

A)Each angle is the SAME becouse we are just making the triangle larger but the angles stay the same so:

Z' = 50°

X' = 70°

Y' = 60°

B)You have to multiply each of the sides by your scale factor so:

Side X'Y' = 7 x 5/2= 17.5

Side X'Z' = 8 x 5/2 = 20

Side Z'Y' = 9 x 5/2 = 22.5

Write an equation of the line with a slope of -3 and a y-intercept of 0

Answers

Answer:

-3/9=07+90

Step-by-step explanation:

Answer:  y = 0x+3 or y = 3

The slope is 0 and the y intercept is 3. So m = 0 and b = 3.

Plug those into y = mx+b to get y = 0x+3, and that simplifies to y = 3.

This graphs out a horizontal line that passes through the two points (0,3) and (1,3).

Hopefully a bot doesn't answer this... Also, you do not have to write explanation.

Answers

Answer:

i do not know but i will let you know when i do

Step-by-step explanation:

Joan wants to reduce the area of her posters to be 2/3 of the original size. Match the original dimensions in the left column with the correct new area in the right column.

Answers

Answer:

Actual                                      2/3

30 inch. by 12 inch               240 inch²

30 inch. by 18 inch               360 inch²

12 inch. by 15 inch                  120inch²

18 inch. by 15 inch                 180inch²

Step-by-step explanation:

The answers are given in the same line .

Actual                                                      1/3                          2/3

30 inch. by 12 inch                                120 inch²                 240 inch²

30 inch. by 18 inch                                180 inch²                 360 inch²

12 inch. by 15 inch                                  60 inch²                  120inch²

18 inch. by 15 inch                                90 inch²                    180inch²

We  find the areas and multiply by 2/3 to get the answers

30 * 12= 360 inch²

2/3 * 360 = 240 inch²

30 * 18= 540 inch²

2/3 * 540 = 360inch²

12 * 15= 180 inch²

2/3 * 180 = 120 inch²

18 * 15= 270 inch²

2/3 * 270 = 180inch²

What is the value of x?

Answers

Answer:

-115?

Step-by-step explanation:

i have no idea but try anyways

Zachary bought some belts online for $56. He used a coupon code to get a 30% discount. The website also app lied a 15% processing fee to the price after the discount. How much was the discount, in dollars and cents?​

Answers

Answer:the discount was $16.80

Step-by-step explanation:

Discount=30% of original price

=0.3X$56

=16.80

The discount was $16.80 in dollars and cents

What is the fundamental principle of multiplication?

Multiplication is the mathematical operation that is used to determine the product of two or more numbers. If an event can occur in m different ways and if following it, a second event can occur in n different ways, then the two events in succession can occur in m × n different ways.

We are given that Zachary bought some belts online for $56. He used a coupon code to get a 30% discount.

Given the website also app lied a 15% processing fee to the price after the discount.

Discount = 30% of original price

= 0.3 x $56

=16.80

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What is the probability of rolling a number 2 or less on a dice?

Provide answer as REDUCED FRACTION!

Answers

Answer:

1/3 if it's a standard die with the highest number being 6.

Step-by-step explanation:

Simplify using i.

3+2i
———
6+5i

Answers

28/61 - 3/61i
Pretty sure you have to use a conjugate for this problem.

Hello! Could y’all please explain why this is Decay and not growth?

Answers

Answer:

This is an Exponential Decay

Step-by-step explanation:

A = 1200(0.85)⁶

The above expression is an Exponential Decay because 0.85 is less than 1

The formula for Exponential Decay

= y = a (1 - r)^t

We equate both equation together

Where

a = 1200

1 - r = 0.85

t = 6

Solving for r

1 - r = 0.85

r = 1 - 0.85

r = 0.15

Converting to Percentage

r = 15% decay rate

If you invested $2000 in an account that paid 8% annual Interest compounded quarterly, how much would the account be worth in 10 years?
Round to the nearest hundredth/cent.

Answers

Answer: A = $4,439.28

Rounded would be $4,439.3

Step-by-step explanation:

Rewrite the following expression with rational exponents. 3 sq root -27x^2 y^7
Show your work

Answers

Answer:

Step-by-step explanation:

The square root is possible only if y≤0

if y>0 the expression lose meaning, in fact (-)(+)(+) = (-) and a square root of a negative number doesn’t exist. x^2 is a square so it is ever positive if x is not 0

if y≤0 can be rewritten as:

3(-27x^2y^7)^1/2

or if we want simplify the expression:

[tex]3 \sqrt{3^2 * (-3) * x^2 * y^6 * y} = 3^2|x||y|^3 (-3y)[/tex] ^1/2

we have to put the symbol of absolute value between x and y because a x^2 and y^6 are numbers that are ever positive, while x and y^3 can be also negative. Thanks to the simbol of absolute value we can “force” them to be positive

Which is larger, 3/7 or 5/7?

Answers

Answer:

5/7

Step-by-step explanation:

2
1 point
Shauna buys a full golf club set for $1,145.87 on a 6 month installment plan. If her monthly
payments are $245.82. How much is the finance charge?

Answers

Answer: $329.05

Step-by-step explanation:

Since she pays $245.82 monthly and she is paying for 6 months, the amount paid will be:

= $245.82 × 6

= $1474.92

Since she buys the full golf club set for $1,145.87, then her finance charge will be:

= $1474.92 - $1,145.87

= $329.05

The finance charge is $329.05

can someone please help me on Carnegie??

Answers

Answer:

First tell me what's Carnegie

A refrigerator was on sale at the appliance store for 20% off.Marcus received a coupon from the store for an additional 30% off any current price in the store. If he uses the coupon to buy the refrigerator , the price would be $487.20 before taxes.What was the original price?​

Answers

Answer:

$870

Step-by-step explanation:

let $x be original price

x(0.8)(0.7) = 487.2

x= 487.2/0.8/0.7

x=870

Tell whether x and y
are proportional. If so, find the constant of proportionality.
8 = xy

Answers

Answer:

Step-by-step explanation:

y is inversely proportional to x; if x increases, y decreases.

Without more info it is not possible to find the constant of proportionality.  Recheck the original numerical values.  Think:  8 = kxy.  You need to know x and y to find the value of k.

City A and City B are 540 miles apart on a map. The scale on the map is 1inch:60 miles. How many inches apart on the map should City A and City B measure. Explain how you would solve this problem. What would the final answer be?

Answers

Answer: 9 inch

Step-by-step explanation:

Given

Distance between city A and city B is 540 miles

Scale on the map is 1 inch: 60 miles i.e. 1 inch on the map is equivalent to 60 miles in the real situation

suppose the distance between city A and B on the map is x

[tex]\therefore \dfrac{1}{60}=\dfrac{x}{540}\\\\\Rightarrow x=\dfrac{540}{60}=9\ in.[/tex]

Therefore, the distance between city A and B is 9 in.

What do I do in order to solve this problem?

Answers

Find the missing side and angle measurements

Which cords are congruent

Answers

Answer:

A chord is a line segment with endpoints on the circle. le Conjecture tells us that the central angles determined by the congruent chords are equal in measure

Step-by-step explanation:

Help me, pretty please

Answers

Answer:

The surface area is 8

and volume is 12.

Let me know if wrong!! :))

Step-by-step explanation:

Which equation doesn't belong? Explain your reasoning. 1. 1/4x = 27 2. 3x = 36 3. 3/4x = 9 4. 4x = 48

Answers

Answer:

1/4x = 27

Step-by-step explanation:

Given the equations :

1.)

1/4x = 27 ;

x/4 = 27

x = 27 * 4

x = 108

2.)

3x = 36

Divide both sides by 3

x = 36/3

x = 12

3.)

3/4x = 9

3x / 4 = 9

3x = 9*4

3x = 36

x =. 36/3

x = 12

4. 4x = 48

x = 48/4

x = 12

All other equations equal to 12 except (1)

PLEASE HELP I AWARD BRAINLIEST
DO AS MANY AS YOU WANT
NO LINKS AND NO FUNNY ANSWERS plz

Answers

Answer:

please help if u help me i will tell my friend to help u

Step-by-step explanation:

FUNNY-FUNNY

(Score for Question 1: _____ of 5 points)
1. Find the measure of the side indicated (x). Round to the nearest tenth. Show your work to support your
answer.
B
37
11
х
A
Answer:

Answers

Answer:

[tex]x = 13.8[/tex]

Step-by-step explanation:

Given

See attachment for triangle

Required

Find x

To find y, we make use of the relationship between sides lengths 11 & x and angle 37

The relationship is:

[tex]cos(37) = \frac{11}{x}[/tex]

i.e.

[tex]cos(\theta) = \frac{Adjacent}{Hypotenuse}[/tex]

Make x the subject

[tex]x = \frac{11}{cos(37)}[/tex]

[tex]x = \frac{11}{0.7986}[/tex]

[tex]x = 13.7741[/tex]

[tex]x = 13.8[/tex] -- approximated

A. Yes
B.no
Answer: yes!!!!!!!

Answers

yes . Mark me brainliest !!??

Jordan bought 3 bottles of water at the amusemen park. If the total cost of the water was $6, which equation could be used to find the cost of each bottle of water?

PLEASEEE HELP ME I NEED THIS FOR MY EXAMMM

Answers

3divided by 6=t

T shows the total and it would be 3 divided by 6 because you need to find the total cost.

I need to know this as soon as possible please ​

Answers

Answer:

x=3

Step-by-step explanation:

Given ^ABC~^EFD, find the value for x.

Answers

Answer:

4

Step-by-step explanation:

2x-3 = 5

2x = 8

x = 4

Hope this helps

I hope this helps you

in similar triangle sides are can be rate

ABC~EFD

AB/EF=BC/FD=AC/ED

5/2x-3=6/FD=4/9

9.5/4=2x-3

11.25+3=2x

2x=14.25

x=7.125

the sum of to numbers is 15 and their difference is 7

what are the two numbers?

Answers

Answer: 11 and 4
Hope this helped

Grace used 1,000 milliliters of apple juice to make one batch of fruit punch. How many liters of apple juice does Grace need to triple the recipe?

Answers

Answer: 3 L

Step-by-step explanation:

Given

Grace uses 1000 mL of apple Juice to make one batch of fruit punch

If she triples the recipe, then the Juice used is also tripled i.e.

[tex]\Rightarrow 3\times 1000=3000\ mL[/tex]

In littres, it is [tex]3000\ mL=3\ L[/tex]

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