Number of results: 67,887
Geometry
Within an orthonormal system consider points A(1,4) B(5,1) C(4,8) (a)Calculate the angle ABC (b)Show that 3x+4y-19=0 is an equation for line L which passes through A and B (c)Find a vector equation for line L (d)(i)give an equation for the circle with the line segment AB as ...
Sunday, May 4, 2008 at 2:12pm by Anonymous
Math--Calculus
Let y = f(x) be the continuous function that satisfies the equation x^4 - (5x^2)(y^2) + 4y^4 = 0 and whose graph contains the points (2,1) and (2,2). Let L be the line tangent to the graph of f at x = 2. (a) Find and expression for y'. (b) Write an equation for the line L...
Monday, November 12, 2007 at 3:14pm by Sophee
Trig
A curve with polar equation r=(8)/7sinx + 36cosx represents a line. This line has a Cartesian equation of the form y=mx+b ,where m and b are constants. Give the formula for y in terms of x . For example, if the line had equation y=2x+3 then the answer would be 2x+3 .
Monday, December 13, 2010 at 11:13pm by Audrey
Alegebra
Find an equation of the line containing the give pair of points. (-2, -1), and (-7,-4) The equation of the line in slope-intercept from is y= what
Monday, March 16, 2009 at 9:10pm by Johnnie
Math
The line L has equation of 4x + 3y = 7. Find the equation of the line perpendicular to L which passes through the point of intersection of L and the y-axis. Give answer in ax + by + c = 0.
Sunday, December 9, 2012 at 2:26pm by Angie
alegbra
Find an equation of the line containing the give pair of points. (-2, -1), and (-7, -4). The equation of the line in slope - intercept form is y= I 've tried this problem and can not seem to get could please help me.
Monday, March 16, 2009 at 8:46pm by Johnnie
Math
Line L has equation of 4x + 3y = 7. Find equation of the line that is perpendicular to L which passes through the point of intersection of L and the y-axis. Give answer in the form ax + by +c = 0.
Thursday, February 4, 2010 at 10:04pm by Angie
Math (geometry)
Line l is tangent to circle O at point P(3,4) where the center is located at (0,0). a. Find the radius of the circle. (I got 4) b. Give an equation of the circle. (I got x^2+y^2=16) c. Find the slope of line l. d. Give an equation of line l...
Wednesday, April 30, 2008 at 7:09pm by Emily
REPOST!PLZ HELP!ALGEBRA!
You give up too easily. How? I posted how to get the answer below at the original question. OK but I replied... As did I. Well...I replied...again... Maybe you do understand this for horizontal lines. If you interchange x with y, vertical and horizontal lines are interchanged...
Saturday, December 2, 2006 at 6:14pm by DrBob222
algebra
You want (x,-3) to be on the same straight line as the other two points. Figure out the equation for that straight line. The slope is [7 - (-5)/[6 - (-2)] = 3/2 The line equation is y = (3/2)x + b The value of b is given by 7 = (3/2)6 + b = 9 + b Therefore b = -2 and the line ...
Thursday, January 28, 2010 at 8:33pm by drwls
math
Give the equation of a line perpendicular to the line y = -8x + 8 having the y-intercept 2 units below the y-intercept of the given equation. At what point the two equations cross each other?
Sunday, February 28, 2010 at 4:53pm by Jillian
Math
Give the equation of a line perpendicular to the line y = -8x + 8 having the y-intercept 2 units below the y-intercept of the given equation. At what point the two equations cross each other?
Saturday, January 9, 2010 at 11:26am by Anna
calculus
find an equation for the line with the given properties. express the equation in slope-intercept form. containing the pointsP=(-1,1)& Q= (1,-2) What is the equation of the line? y= Find the the equation of a line that is perpendicular to the line y=1/2x+4 and contains the ...
Tuesday, December 4, 2012 at 8:45pm by spazed out
math
The usual equation of a straight line with a know slope is y = mx + b where m is the slope, and b is the y-intercept. The question provides you with the slope m=2 and a point P(5,0) through which the line passes. The equation of a line passing through a point P1(x1,y1) with a ...
Sunday, September 6, 2009 at 5:23pm by MathMate
Math help give an example
The equation of a line that is perpendicular to the line y=-7x+4
Thursday, December 13, 2012 at 2:04pm by David
Math
Give the equation of the line that is perpendicular to the line y=-3+7 and passes through point (0,-6)
Tuesday, July 20, 2010 at 2:47pm by Jenna
please help
Give the equation of the line that is perpendicular to the line and passes through point (0, -1).
Monday, May 24, 2010 at 5:56pm by Tina
Geometry
Give the equation of the line that passes through (-5,-1) and is parallel to the line y=-1/4x
Sunday, November 15, 2009 at 2:52pm by Aleah
Math/Graphing
Give the equation of the line that is perpendicular to the line y=x+6 and passes through the point (0,-4)
Sunday, February 13, 2011 at 1:30pm by David H.
math 157
Give the equation of the line that is perpendicular to the line y = x + 4 and passes through point (0, -1)
Monday, October 11, 2010 at 11:50pm by len
math please help
Give the equation of the line that is perpendicular to the line y=x+4 and passes through point (0, -1).
Monday, May 24, 2010 at 8:19pm by Tina
Math
Give the equation of a line perpendicular to the line y = 4x having the same y-intercept.
Saturday, February 20, 2010 at 6:55pm by Crystal
Math
Give the equation of the line that passes through point (5, 1) and is parallel to the line y = 3x 1.
Saturday, February 20, 2010 at 6:54pm by Crystal
Math
Give the equation of a line perpendicular to the line y = 4x having the same y-intercept.
Sunday, January 17, 2010 at 9:01am by Tim
Math
Give the equation of the line that passes through point (5, 1) and is parallel to the line y = 3x 1.
Sunday, January 17, 2010 at 9:00am by Tim
math
Give the equation of the line that passes through point (-5, -1) and is parallel to the line y = - 14x - 7.
Sunday, November 15, 2009 at 3:17pm by jeng
Math
Give the equation of the line that passes through point (-5, -1) and is parallel to the line y = - 14x
Sunday, November 15, 2009 at 3:05pm by Johnnie
math
Give the equation of the line that passes through point (-5, -1) and is parallel to the line y = -1/4x- 7.
Thursday, November 5, 2009 at 10:02pm by chandice
Math
Give an equation of a line perpendicular to the line y=4x having the same y-intercept.
Tuesday, September 15, 2009 at 12:26pm by Karen
please help-algebra
Give the equation of the line that passes through point ( 1, -3) and is parallel to the line y = 2x - 8.
Monday, May 24, 2010 at 1:49pm by Tina
math
Give the equation of the line that is perpendicular to the line y= -3x + 7 and passes through point (0, -6) please help
Sunday, January 17, 2010 at 1:40pm by jess
Math
. Give the equation of the line that passes through point (5, 1) and is parallel to the line y = 3x 1. Please help, I am so confused.
Sunday, December 20, 2009 at 12:42pm by Anna
Maths
Hi, need a bit of help on this one. A straight line passes through the points (4,3) and (10,0), I need to write down the equation of the line in the form y=mx+c, I have tried but I cant seem to get the second coordinates to satisfy the equation. Here is what I have done so far...
Friday, July 9, 2010 at 5:34pm by Del
math-more practice problems need help!
Give the equation of the line y=x+6 that is perpendicular to the line and passes through point (0, -4).
Thursday, May 27, 2010 at 8:21pm by Michelle
alegbra
Write an equation of line containing the given point and perpendicular to the give line (4-2); 9x+2y=3 Please help me with this
Thursday, March 19, 2009 at 7:55pm by Johnnie
alegbra
Help me with this problem. Write an equation of line containing the given point and perpendicular to the give line (4-2); 9x+2y=3 help me with this.
Thursday, March 19, 2009 at 7:39pm by Johnnie
algebra
Give the equation of the line that passes through point (5, 1) and is parallel to the line y = 3x 1. I am so lost. I have no clue how to do this. Can anyone please help?
Sunday, February 21, 2010 at 3:05pm by sabrina
math,correction,&help
Write the equation of the line L satisfying the given geometric conditions. L has y-intercept (0,2) and is perpendicular to the line with equation 2x-3y = 6 Equation of perpendicular line is of the form 3x + 2y = K
It passes through (0,2) 2(2) = K = 4 So, Equation is
Tuesday, January 16, 2007 at 2:40am by jasmine20
algebra
Hi J, 2y-6x=8 2y=6x+8 y=3x+4 In line 1, you are adding +6x to both sides of equation to get line 2 then inorder to get the value of y, (since you have 2y), divide both sides of the equation by 2. this will give your line #3 Hope this helps!
Wednesday, January 5, 2011 at 10:48pm by Kay
Math
PLease help me with this: What kind of line is created when you graph the equation x = -5? Vertical line Horizontal line This equation does not graph a line Parallel line *Ithink it is a vertical line!* Yes, you are correct! It is a vertical line!
Tuesday, November 7, 2006 at 4:59pm by Francheska
math/equations
Hi. I am having some issues with this one. Give the equation of the line that is perpendicular to the line y=x+6 and passes through point (0,-4). Thank you so very much!!!
Thursday, July 29, 2010 at 8:27pm by amy
mat 101
Equation for a line that passes through (6,26) and has a slope of 3 Equation for a line that passes through the points (5,5) and (10,20) Equation for a line that passes through (9,25) and has a slope of -3. Equation for a line that passes through (1,) and is perpendicular to ...
Saturday, June 26, 2010 at 1:51pm by keith
Math 10
1 more question.... how would I make this equation perpendicular? The question is.... The line Y=3x-1 and a line perpendicular to it intersect at R(1,2). Determine the equation of the perpendicular line. Can someone please tell me the steps to making that line perpendicular? ...
Sunday, December 10, 2006 at 4:01pm by Karn
Math
1) What is the slope of a line that is parallel to y = 2? 2) What is the slope of a line that is perpendicular to y = 2? 3) What is the slope of a line that is parallel to x = -4? 4) What is the slope of a line that is perpendicular to x = -4? I don't get any of these ...
Wednesday, February 16, 2011 at 5:26pm by Melanie
ALG 2!!!
6. What is the slope of the line represented by the equation x = -9? 7. Write an equation of a line with a slope of 0 and passing through the point (5,4). Hint: To answer this question, consider the type of line that has a slope of 0. Then write an equation of that line using ...
Monday, November 26, 2012 at 4:35pm by tyneisha
Geometry HELP!!!
What happens to the graph of the line y = 3x -2 when the equation is changed to y = 3x +6? What happens to the graph of the line y = 2x - 5 when the equation is changed to y = 5x + 6? On the first question: What happens to the graph of the line y = 3x -2 when the equation is ...
Tuesday, October 10, 2006 at 8:12pm by Margie
Algebra 2
1. Give 3 points that lie on the line 4x-y=6. 2. Give 3 points that lie on the line 3x+2y=6. 3. Give 3 points that lie on the line y= -4. Can someone please help because I have no clue how to do these problems
Tuesday, September 18, 2007 at 9:41am by Christian
Algebra 2
1. Give 3 points that lie on the line 4x-y=6. 2. Give 3 points that lie on the line 3x+2y=6. 3. Give 3 points that lie on the line y= -4. Can someone please help because I have no clue how to do these problems
Monday, September 17, 2007 at 6:27pm by Christian
Algebra 2
1. Give 3 points that lie on the line 4x-y=6. 2. Give 3 points that lie on the line 3x+2y=6. 3. Give 3 points that lie on the line y= -4. Can someone please help because I have no clue how to do these problems.
Monday, September 17, 2007 at 12:19pm by Christian
Algebra II
perpendicular to the line with equation x = -1 means that your new line must be a horizontal line. All horizontal lines have equation of the form y = c, where c is the y-coordinate of a point on that line. So looking at our point (2,3) the equation must simply be y = 3
Sunday, November 11, 2007 at 3:46pm by Reiny
Algebra II
perpendicular to the line with equation x = -1 means that your new line must be a horizontal line. All horizontal lines have equation of the form y = c, where c is the y-coordinate of a point on that line. So looking at our point (2,3) the equation must simply be y = 3
Sunday, November 11, 2007 at 3:46pm by Reiny
Math
Find the equation of the line that contains the point (-4,-6) and is parallel to the line that has the equation x+4y=5 Find the equation of the line that contains the point (9,7) and is perpendicular to the line that has the equation 2x-3y=3
Monday, December 3, 2012 at 11:47am by Jill
Writing this equation
how do I write the equation of a line perpendicular to the line 6x 3y=10 and containing the point (-6, 2). The line you are given can have its equation rewritten im y = mx + b as: y = 2x - 10/3 That tells you that is slope is m = 2. A line that is perpendicular to that ...
Tuesday, July 24, 2007 at 12:39pm by Katty
Math
This question concerns the straight line that passes through the points (−1, 3) and (2, −6). Choose the three true statements from the following. Options A The gradient of the line is 3. B The gradient of the line is −3. C The gradient of the line...
Saturday, June 5, 2010 at 2:27pm by S Rey
algebra
Write the equation of the line with x-intercept (8, 0) and undefined slope. would this by y=-8x?????????? You're close! The only line with an undefined slope is a vertical line. Therefore the equation of a vertical line passing through (-8, 0) is: x = -8 There is no ...
Sunday, May 13, 2007 at 1:18pm by stressed
Mathamatics
This question concerns the straight line that passes through the points (−1, 3) and (2, −6). Choose the three true statements from the following. Options A) The gradient of the line is 3. B) The gradient of the line is −3. C) The gradient of the ...
Sunday, June 6, 2010 at 6:10pm by S Rey
algebra 2
just like any horizontal line has equation y = k, as MathMate pointed out to you in the previous post, any vertical line has equation x = c so look at the x value of the given point, namely -4, and your equation is x = -4 BTW, the slope of any vertical line is undefined
Friday, August 28, 2009 at 2:45pm by Reiny
math
i just forgot how to find the equation in slope-intercept form for a line. Can anyone please give me some hints to do it with "the line through (3,-2) with slope m=4/5" as an example? Thanks a lot!
Wednesday, September 3, 2008 at 10:38pm by komi
Geometry
Steph has a line drawn on her paper with the equation y = 4x - 3. She wants to draw a line parallel to the given line, but through the point (2, 2). Describe, in words, the steps she needs to go through to find the equation of this new line.
Sunday, November 13, 2011 at 4:07pm by Caitlyn Frazier
calculus
y = x^2 - 2 f' = 2x P(1,-5) f' = slope m = 2(1) = 2 Equation of the line tangent at P(1,-5) m = 2 y = mx + b -5 = 2(1) + b -5 = 2 + b b = -7 Equation of the tangent line is, y = 2x - 7 2x - y = 7 Equation of the normal line at P(1,-5) (The normal line is the line that ...
Tuesday, March 1, 2011 at 6:18pm by Helper
Algebra
Is it possible to find the slope of a line if the equation has two ys? Find slope of the line whose equation is 8y = 7 - 2y Solve for y and you'll have a horizontal line. Combine the y terms. 8y+2y=7 10y=7 y=7/10 The general equation for a straight line is y = mx + b m is ...
Friday, November 3, 2006 at 12:36pm by Samantha
ALG 2 PLZ PLZ HELP
As you can see, the biker and his friend are having a hard time getting up the hill. They would like to get to the top safely. Two ordered pairs on the hill are given as (6, 3) and (8, 7). Part 1: Find the slope of the hill. Slope (m) = change in y over change in x. Part 2: ...
Sunday, December 16, 2012 at 7:25pm by tyneisha
maths
First, from a given line, the slope can be identified if the equation of the line is put into the slope-intercept form as: y = mx + b For example, 2x + 3y = 5 can be rearranged to y = (-2/3)x + 5/3 From which we can identify the slope as (-2/3). One the slope is defined, if ...
Sunday, October 25, 2009 at 12:23pm by MathMate
algebra
Write the equation of the line that passes through point (5, 4) with a slope of 0. would this be x=5 then? no x=5 is the equation of the vertical line passing through (5,4) Any horizontal line, (slope=0), has an equation of the form y = b notice that this is a variation of the...
Sunday, May 13, 2007 at 1:48pm by stressed
Calculus
solution for part B for the normal line equation firstly you have to find again slope. product of tangentline's slope and normal line's slope must be -1. there fore line's slope.(-4/3)=-1 line's slope= 3/4 then the line equation is y-3= =(3/4)(x-4) we get y= 3x...
Friday, November 7, 2008 at 12:43am by asia
Algebra 1
Write an equation in slope-intercept form for a line that passes through the given point and is perpendicular to the given line. 1. y=3;(4,-2) The y = 3 line is parallel to the x axis so the perpendicular line you want is parallel to the y axis. That means x must be a constant...
Sunday, January 7, 2007 at 11:15pm by Mike
Algebra
y = -2x +4 is the standard equation form in this case. The slope of your original line is -2, and that is also the slope of the parallel line you want. You want a line with equation y = -2x + C, where C is the constant that makes it pass though (-1, 5) 5 = (-2)(-1) + C Solve ...
Tuesday, February 24, 2009 at 3:58pm by drwls
Calculus
what is the equation of the tangent line that passes through X^(1/4) + y^(1/4) =4 at the point (16,16) please give the equation
Monday, November 15, 2010 at 8:05am by smokey
Algebra 1
First put the equation 2x = 9y + 4 into slope-intercept form - you will basically be solving for y (y=mx+b). That will give you "m," which is your slope. Parallel lines have the same slope, so you now have your slope for your new line too. Next, plug in all of your ...
Thursday, September 24, 2009 at 8:28am by Ceres
Algebra: ?
Give the equation of a line that is perpendicular to the graph of each equation. I do not understand. y=12 Would I just write the opposite? y = -12
Monday, June 7, 2010 at 10:26pm by bart
math
i have more than one question so if u no any of the answers please tell me 1.) write the point-slope form of the equation of the line with slope -2 passing through the point ( -5, -9). 2.) write the point-slope form of an equation of the line through the points at ( -9, -9) ...
Monday, May 17, 2010 at 4:53pm by becca
algebra2
Which choice could be the equation of a line perpendicular to the line represented by this equation? Which choice could be the equation of a line perpendicular to the line represented by this equation? y = 5x− 2 help please!!
Monday, June 25, 2012 at 5:02pm by 26kllt
math
find the equation of a line that is parallel to the line x= -1 and contains the point (-7,5) the equation of the parallel line is ? *type an equation*
Tuesday, January 1, 2013 at 3:17pm by anonymous
Math
The equation of line A is y = 9x + 8. Write an equation that represents a line that is perpendicular to line A.
Sunday, May 27, 2012 at 3:54pm by clary
Algebra...
Write the equation of a vertical line passing through the point (8,-4). Graph x=8 and see if that is what you want. I don't understand?!What do you mean? Do you know how to draw a graph? Plot X=8, y=0 x=8, y=2 x=8, y=4 and see what kind of a line you get. That is the line ...
Saturday, December 2, 2006 at 6:01pm by Margie...
Pre-Algebra
Well, graph it and see if they lie on a line. or say I have x and y in columns take the first x and y (X1,Y1) take the last x and y (Xe/Ye) fit a straight line to those two points for example by saying (y-Y1) (Ye-Y1) ----- = ---- (x-X1) (Xe-X1) That will give you the equation ...
Tuesday, February 10, 2009 at 6:03pm by Damon
Math
The equation of your relations become the boundary lines, if you are dealing with < or > , draw a dotted line, since the points on the actual line are not included if you are dealing with ≤ or ≥ then draw a solid line to show the points on the...
Thursday, April 8, 2010 at 1:46pm by Reiny
Algebra - College intro
Some calculators are graphing calculators but I don't know how to use them. If you have one, read the instructions. For doing this manually, make a table with two columns. The dots are to control spacing; they have no meaning mathematically. X......Y Using the first ...
Saturday, July 12, 2008 at 1:27pm by DrBob222
maths
how do i find out the the equation of the line of symmetry for f(x)=ax^2+bx+c ? please explain it do me thanks! The line of symmetry runs through the vertex. so the x of the vertex is -b/(2a) and the equation of the line of symmetry is x = -b/(2a) e.g. for f(x) = 2x^2 - 12x + ...
Friday, May 25, 2007 at 4:04am by Emma
algebra 1
Natalie made a mistake in the following problem. What line was the mistake made in? Show your work and give the correct answer. Line 1 6(4) ÷ 2 − 1 + 5 Line 2 6(4) ÷ 1 + 5 Line 3 24 ÷ 1 + 5 Line 4 24 + 5 Line 5 29
Wednesday, December 22, 2010 at 12:37pm by marcus
math
You will need to graph this equation yourself since these boards can't handle that. Note that it is a straight line with the general formula of y = mx + b. m = 1 in the equation. That is the slope of the line. The y intercept is b; that is 8 in your equation.
Wednesday, December 23, 2009 at 4:11pm by DrBob222
math
How would I give an equation of a line that is parallel to y= -4 + 7 ? Thank you
Wednesday, January 13, 2010 at 9:49am by jess
Math 116
1.Write an equation of the line containing the given points and parallel to the given line (3,8); x+5y=3 2. Write an equation of the line containing the given points and parallel to the given line (-3,6); 5x=9y+2 3. Write an equation of the line containing the given points and...
Wednesday, July 13, 2011 at 11:49pm by Keisha
Math 116
1.Write an equation of the line containing the given points and parallel to the given line (3,8); x+5y=3 2. Write an equation of the line containing the given points and parallel to the given line (-3,6); 5x=9y+2 3. Write an equation of the line containing the given points and...
Wednesday, July 13, 2011 at 11:40pm by Keisha
Algebra
'L' has y-intercept (0,-3) and is parallel to the line with equation y=2/3x+1. (Instructions - write the equation of the line 'L' satisfying the given geometric conditions) We know that two lines that are parallel must have the same slope. So this line must ...
Tuesday, August 7, 2007 at 3:33pm by Bee
math
y=4 is a horizontal line, since the slope is zero, i.e. y=0x+4. A line perpendicular to a horizontal line is vertical. The equation for a vertical line is x=k If the line passes through (2,11), then k=2. Therefore the required line is x=2.
Tuesday, June 7, 2011 at 7:25am by MathMate
Algebra
b)The water line is given by the equation y=-2/3x-12 Suppose you want to put a pink flamingo lawn ornament in your backyard, but you want to avoid placing it directly over the water line, in case you need to excavate the line for repairs in the future. Could you place it at ...
Thursday, June 26, 2008 at 9:02pm by Mandy
Math
x = 6 is the equation of a vertical line going through x = 6, y = 0. "y" does not appear in the equation. It can be any real number since the line is infinitely long. You don't need to plot points in this case. Just make sure the line you draw is perpendicular to...
Thursday, November 20, 2008 at 7:45am by drwls
Geometry
How do I write an equation of a line perpendicular to the graph of -2y + x =-5 that passes through the point at (1,2) Given the line -2y + x =-5, solve for y so the equation is in this form: y = mx + b Once you know the slope, m, you also know the slope of the perpendicular ...
Tuesday, October 31, 2006 at 9:18am by Mishka
math
First put the perpendicular line equation into y=mx+b form. Your first step should be to subtract the 10y from both sides. Then using the y = mx + b equation, you know the slope of the parallel line. Your line is perpendicular to the m value in the new equation. To find the ...
Friday, February 8, 2013 at 10:23pm by Zac
algebra
Write the equation of the line containing the given point and parallel to the given line. The equation of the line is y=... Express your answer in the form y=mx+b (2,-6); 8x+7y=5
Wednesday, May 25, 2011 at 10:50pm by samae
Algebra
Write the equation of the line containing the given point and parallel to the given line. The equation of the line is y= Express your answer in the form y=mx+b. (-8,9); 2x=9y+4
Wednesday, May 25, 2011 at 10:49pm by AE
algrbra 1
Write an equation of the line containing the given point and perpendicular to the given line. express your answer in the form y=mx+b. (-5,7); 2x=9y+4 the equation of the line is y=?
Tuesday, September 22, 2009 at 2:59pm by spirit73
Alegebra 1
Write an equation of the line containing the given point and parallel to the given line. Express your answer in the form y=mx+b (8,9); 7x+y=2 teh equation of the line is y = ?
Monday, September 21, 2009 at 1:13pm by spirit73
alegbra
Write an equation of the line containing the given point and perpendicular to the given line. (2-8); 9x +5y =7 The equation of the line is y= what I am tried to problem cannot seem to get it right.
Friday, March 20, 2009 at 11:07pm by Keaton
Alegbra
Write an equation of the line containing the given point and parallel to the given line. Express yur answer in the form y=mx+b (7,9) x+4y=5 The equation of the line is y=
Friday, March 20, 2009 at 8:07pm by Johnnie
math
a) Determine an equation for the line with slope 3 and passing through the origin. b) What is an equation for the line perpendicular to the line in part a) that also passes through the point (0,2)?
Sunday, May 27, 2012 at 3:55pm by Henry P
Algebra
Write an equation of the line containing the given point and paralled to the given line. Express your answer in the form y-mx+b (4,7); x+ 3y=8. The equation of the line is y=? Thank you
Wednesday, January 26, 2011 at 2:10am by Esther
algebra
Write an equation of the line containing the given point and perpendicular to the given line. express your answer in the fory y=mx+b. (8,9); 7x+y=2 the equation of the line is y=?
Tuesday, September 22, 2009 at 12:12pm by spirit73
Maths
The center of the circle is at x=a, y = b. It is also on a line that is perpendicular to the tangent line. That line has slope -1 and its equation is (y-1) = -(x+4) y = -x -3, so since (a,b) is on that line, b = -a -3 Another equation that relates a to be is (-12-a)^2 + (9-b)^...
Monday, March 17, 2008 at 5:12am by drwls
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