<
6/11
What is the equation of the line that passes through point (4. 12) and has a y-intercept
of - 2?

Answers

Answer 1

Answer:

7x - 2y - 4 = 0

Step-by-step explanation:

from the perpendicular equation formula,

y/a + x/b = 1

x1 = 4

y1 = 12

a = -2

b= ?

Inserting the values into the above formula,

12/-2 + 4/b = 1

-6 + 4/b = 1

4/b = 7

b = 4/7

putting a and b into the original formula,

y/-2 + x/(4/7) = 1

-y/2 + 7x/4 = 1 (×4)

-2y + 7x = 4

7x - 2y - 4 = 0

Therefore, the equation of the line is;

7x - 2y - 4 = 0


Related Questions

What is 33% of 171? how did you get it

Answers

Answer:

56.43

Step-by-step explanation:

= 33/100×171

=56.43

Please help:

Erin had 3 1/9 boxes of granola bras. She gave 1 3/4 of the boxes to her friends. How much did Erin have left for herself?

Answers

Answer:

1 13/36

Step-by-step explanation:

i just subtracted 1 3/4 from 3 1/9

30 POINTS!! HELP ME PLS!!!

Answers

Answer:

Just kidding

Step-by-step explanation:

I dont know

Graph f(x)=3/2x+2. plz help

Answers

Answer:

draw a line trough (2,3) and (0, 2)

Step-by-step explanation:

f(x)=(3/2)x+2

so 3/2 is your slope  and 2 is your y coordinate of y-intercept

pick any point to start for example (0, 0) and go slope=rise/run=3/2 and you will end-up at (2,3)

now you have a point (2,3) and a second the y-intercept (0,2)

draw a line trough those points

ok I'm bout to get to the point my mother hates people that don't are not straight and I'm bi so how do I come out to my mom and my BSF

Answers

Answer:

you should life make a cake and put frosting words on it that say I'm bi and i'm proud!

You should just sit down with her and talk about it

Plz help guys answer this!!!!

Answers

Answer:

Between steps B and C

Step-by-step explanation:

12 × 5 is 60 not 72

and - × -9y = 9y

the answer should be [tex]\frac{-65}{11}[/tex]

please help asap! xoxo

Answers

Answer:

Step-by-step explanation:

Only A notice the similarity

Identify the equation in point-slope form for the perpendicular bisector of the segment with endpoints J(−24,−4) and K(−4,6).


Option A:

y + 6 = 2(x − 4)


Option B:

y − 6 = 2(x + 4)


Option C:

y + 1 = −2(x − 14)


Option D:

y − 1 = −2(x + 14)

Answers

Given:

Endpoints of a segment are J(−24,−4) and K(−4,6).

To find:

The equation in point-slope form for the perpendicular bisector of JK.

Solution:

Slope of JK is

[tex]m=\dfrac{y_2-y_1}{x_2-x_1}[/tex]

[tex]m=\dfrac{6-(-4)}{-4-(-24)}[/tex]

[tex]m=\dfrac{6+4}{-4+24}[/tex]

[tex]m=\dfrac{10}{20}[/tex]

[tex]m=\dfrac{1}{2}[/tex]

Product of slopes of two perpendicular lines is -1. So, product of perpendicular line of JK is -2.

Perpendicular bisector of JK passes through the midpoint of JK.

[tex]Midpoint=\left(\dfrac{x_1+x_2}{2},\dfrac{y_1+y_2}{2}\right)[/tex]

[tex]Midpoint=\left(\dfrac{-24-4}{2},\dfrac{-4+6}{2}\right)[/tex]

[tex]Midpoint=\left(\dfrac{-28}{2},\dfrac{2}{2}\right)[/tex]

[tex]Midpoint=\left(-14,1\right)[/tex]

Point slope form:

[tex]y-y_1=m(x-x_1)[/tex]

where, m is slope.

Perpendicular bisector of JK passes through (-14,1) with slope -2. So, the point slope form of JK is

[tex]y-1=-2(x-(-14))[/tex]

[tex]y-1=-2(x+14)[/tex]

Therefore, the correct option is D.

Lewis is saving for a down payment of $8,750 on a house. The initial amount of money he has saved is $250, and the amount of money he plans on saving every month is $340. To model the situation, he created this equation, where x represents the number of months and y represents the total amount of savings: y = 250 + 340x. Determine the missing steps and justifications.

Answers

Answer:

8,750 = 250 + 340x

I believe he is missing the cost of the house

1. Given f(x) = 3x – 4 and g(x)=–2x+7 evaluate:
(fog)(5)

Answers

Answer:

(f o g)(5) = -13

General Formulas and Concepts:

Pre-Alg

Order of Operations: BPEMDAS

Algebra I

Composition of functions

Step-by-step explanation:

Step 1: Define

f(x) = 3x - 4

g(x) = -2x + 7

(f o g)(5) is f(g(5))

Step 2: Find composite function

Substitute:                     (f o g)(x) = 3(-2x + 7) - 4Distribute:                      (f o g)(x) = -6x + 21 - 4Combine like terms:     (f o g)(x) = -6x + 17

Step 3: Solve

Substitute:                    (f o g)(5) = -6(5) + 17Multiply:                        (f o g)(5) = -30 + 17Add:                              (f o g)(5) = -13

The concurrency of which lines create the Centroid?

A. Perpendicular Bisectors B. Medians
C. Angle Bisectors
D. Altitudes

Answers

The answer for that question is Angle bisectors

(3,11),(4,18),(5,27),(6,38) What is the domain?

Answers

Answer:

The domain is:

{3,4,5,6}

Step-by-step explanation:

The domain is all the x-values of the plots

For this equation

The domain for (3,11) is 3

The domain for (4,18) is 4

The domain for (5,27) is 5

And the domain for (6,38) is 6

Hope this helps!

if f(x) = 2(x – 3) + 4, findf (-8).

Answers

Answer:

f(-8) = -18

Step-by-step explanation:

given :

f(x) = 2(x – 3) + 4

to find f(-8), simply substitute x= -8 into the function:

f(x) = 2(x – 3) + 4

f(-8) = 2[(-8) – 3] + 4

= 2[-8 – 3] + 4

= 2[-11] + 4

= -22+4

= -18

please help i give brainliest

Answers

Answer:

9 cm

Step-by-step explanation:

12. Relationship A is defined by the equation y = 9x. Some values of relationship B are shown in the table. Relationship

Answers

Answer:

it is b cuz I took the test and got it right sooooo yaa there you go have fun with the answer

PLEASE TELL ME HOW TO PASS A EXAM WHILE YOUR CAMERA IS ON AND YOU ARE FAR FROM THE DEVICE AND YOU DON'T KNOW ANYTHING.
PLEASE I BEG YOU

Answers

Answer:

Step-by-step explanation:

lol put ur books or notes or whatever behind the device and cheat

BUT I really don’t advice u to cheat just try preparing for the exam or do as much as u can and don’t waste ur time at least u would know something while solving the exam.

I need help on this one
(IF YOU HELP ME THANKSSS SO MUCH ❤)​

Answers

The answer to this question is b

Answer: B

Hope you do well!

Express 345200000 in standard form

Answers

Answer:

3.452 × 10^8

Step-by-step explanation:

hope this helps :)

Kim was walking down a rocky path. For 6 minutes, the elevation
dropped uniformly. Altogether it dropped 12 feet. What was the change in
elevation per minute for the 6 minutes?

Answers

Answer:

2 feet

Step-by-step explanation:

12 feet in 6 minutes. 12/6=2

7/2X – 19 = -13 + 2x

what is the solution equation?​

Answers

Answer:
x=4

Explanation:
7/2x-19=-13+2x
Add 19 to both sides
7/2x-19+19=-13+2x+19
7/2x=6+2x
Subtract both sides by 2x
7/2x-2x=6+2x-2x
7/2x-2x=6
Change 2x into a fraction
7/2x-4/2x=6
3/2x=6
Divide both sides by 3/2
(3/2x)/(3/2)=6/(3/2)
x=6/(3/2)
Dividing my a fraction is the same as multiplying its reciprocal
x=6*2/3
x=12/3
x=4

I hope this helps!

HELP ME!! please help me

Answers

Answer:

7xy + 2x^2t

Step by step explanation:

You just group the like terms and simplify (pay attention to the signs)

5xy + 2xy = 7xy

-1x^2t + 3x^2t = 2x^2t

So the answer is : 7xy + 2x^2t

Please use y=mx+b form or else it won’t work

Answers

Answer:

Y=6/5x+5

Step-by-step explanation:

The standard width of a tennis court is 27 feet. If 1 meter ≈ 3.3 feet, what is the width of the tennis court in meters? Round to the nearest tenth, if necessary.

Answers

Answer:

8.2 meters (8.18 without rounding)

Step-by-step explanation:

27 divided by 3.3 = 8.2 meters

Hello! please help ASAP ‼️

Determine if the ordered pair (1,-3) is a solution to the system of equations below:
y = x - 4
y = 9x - 12​

Answers

Answer:

Yes, it is a solution

Step-by-step explanation:

(x,y) (1,-3)

a. Plug in x:

y= 1-4

y = -3 yes this is correct as -3 is on y.

b. Plug in X.

y=9(1)-12

y=9-12

y=-3 yes this is also correct as this also is -3 for y.

Fran and Winston have a combined income
of $80 000. One quarter of Winston's income
is the same as one-sixth of Fran's income.
How much does each person earn?

Answers

Answer:

Winston:$32,000

Fran:$48,000

1 of 4 parts is equal to 1 of 6 parts so if you add 4 parts to 6 parts you get 10. Divide the total amount by 10 and you get 8000. multiply 8000 to the amount of parts each person gets and you get that.

Can anyone tell me what this graph is in slope intercept form?

Answers

Answer:

the standard form equation is 1/2x^2-x-3/2=0

the vertex form equation is  1/2(x-1)^2-2=0

Step-by-step explanation:

Unfortunately, this can't be written in slope intercept form but I can write it in standard form(ax^2+bx+c) or vertex form (a(x-h)+k)

The vertex is (1,-2)

I estimate a=1/2 because the graph was widened and that can only be done by a fraction.

So, 1/2(x-1)^2-2=0

To find it in standard form

foil (x-1)(x-1)= x^2-2x+1

Then multiply by 1/2(x^2-2x+1)= 1/2x^2-x+1/2-2

To add 1/2-2. You mulitply -2 by 2/2 which equals 1/2-4/2 which equals -3/2

So the standard form equation is 1/2x^2-x-3/2=0

Can someone please help

Answers

Answer:

5.6<x<∞

Step-by-step explanation:

x has to be no less than or equal to 2.8+2.8. So, x>5.6

x is less than∞

What is (8 × 10 -3 )(.0003) in scientific form.

Answers

Answer:

2.31 ×10 ^− 2

Step-by-step explanation:

Move the decimal so there is one non-zero digit to the left of the decimal point. The number of decimal places you move will be the exponent on the  

10 . If the decimal is being moved to the right, the exponent will be negative. If the decimal is being moved to the left, the exponent will be positive.

Which of the following isn't true about the graph of a proportional relationship? A. it is a straight line B. it passes through the origin C. it is "U" shape.​

Answers

Answer:

Its B or it can be A because there both right

2. What are the slope and y-intercept of the
line described by y = 3x - 6?

Answers

Answer:

If your trying to find the slope and y-int of that equation:

Slope: 3

y-int: (0, -6)

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