Number of results: 49,704
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
Algebra
Write an equation of the line satisfying the given conditions. Vertical line through (6, -6)
Monday, May 17, 2010 at 12:26am by Don
Geometry
Write and equation for a line n that is perpendicular to line k and passes through point (4,0)
Thursday, March 18, 2010 at 9:33pm by Anonymous
Geometry
Write an equation for line k that is perpendicular to line j and passes through points (1,1)
Thursday, March 18, 2010 at 9:33pm by Anonymous
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
Algebra
Find the equation of the line parallel to the line 3x + y = 5 and containing the point (4, – 2).
Sunday, June 28, 2009 at 1:56pm by Jamie
Algebra
Find the equation of the line parallel to the line 3x + y = 5 and containing the point (4, – 2)
Wednesday, June 24, 2009 at 8:08pm by Bonnie
Algebra
Find the equation of the line parallel to the line 3x + y = 5 and containing the point (4, – 2).
Tuesday, June 23, 2009 at 6:35pm by Michelle
Algebra
Write an equation of the line containing the point (o,-4) and perpendicular to the line y=1/3x+5
Wednesday, November 5, 2008 at 6:57pm by Thao
math
Write an equation of the line that passes through(6, -10) and is parallel to the line x = 5.
Tuesday, September 23, 2008 at 6:10pm by Tiffany
maths
find the equation of the line perpendicular to the line 2x+3y=5 at the point (-2,3)
Friday, June 6, 2008 at 5:58am by wynn
Math- Calculus
Find an equation of the line that is tangent to the graph of f and parallel to the given line Function: f(x) = x^3 Line 3x-y+1 = 0 ._.; I know the derivative of the function is 3x^2 and I do have the answer in the back of my book just need the way to get it..
Sunday, August 26, 2007 at 9:40pm by Hanna
Algebra 1
2. The line y = 4x - 7 crosses the y axis at: a.(4, 0) b.(0, 4) c.(-7, 0) d.(0, -7) Set y=0 and solve for x You can automaticallly elimintae b. and d. because y has to be 0 when the line crosses the y-axis. Something seems to be wrong with your other choices too, recheck them...
Monday, October 23, 2006 at 4:03pm by Rachel
Calc.
Find the area of the region bounded by the parabola y=x^2, the tangent line to this parabola at (1,1) and the x-axis. I don't really get what this question is asking. It looks like the area of right triangle to me...try the graph, and shade the area under the tangent. Find...
Tuesday, September 26, 2006 at 8:08pm by Hebe
math plz
hi, is there an equation to finding the perpendicular bisector of a line. for example i had a line b (1,1) and c(8,1) and a was (6,5) how would i find the bisector from a going through line bc? tnx first off, the slope of a perpendicular line is -1/m (m=slope). since you can ...
Sunday, April 15, 2007 at 9:10pm by gordain
geometry
write and equation of a line perpendicular to the line y=1/2x+10 and passes through (0,3)
Sunday, May 12, 2013 at 5:38pm by Jay
MATH!!!!!!!!!!!!!!!!!!!!!
10(line)2-4a(line)=20 Absolute value How do I solve this equation?
Tuesday, September 4, 2012 at 7:35pm by Jessica
Algr.2
10(line)2-4a(line)=20 Absolute value How do I solve this equation?
Tuesday, September 4, 2012 at 7:18pm by Jessica
collge calculus
find an equation of the tangent line to the curve y= x(x)^(1/2) that is parallel to the line y=1+3x
Tuesday, November 1, 2011 at 11:11pm by Anonymous
int algebra
write an equation of the line that is parallel to x= -2 and passes through (-3,4) then graph the line
Tuesday, October 18, 2011 at 11:29pm by katty
geometry
how did you get 29/3 for C write an equation for the line parallel to the given line that contains C. C(-3,7)y=8/9x +7
Thursday, September 29, 2011 at 7:54pm by Terre
Algebra
"A line perpendicular to x + 3y = 5 passes through (1, -1). What is the equation of the line in standard form?"
Thursday, September 22, 2011 at 7:44pm by Dawn
Math
Write an equation of the line that is perpendicular to the line y=2x-1 and passes throgh the point (0,-3)
Sunday, May 22, 2011 at 6:15pm by Erin
math
Write an equation of the line that is parallel to the line y= -x+4 and passes through the point (0,10).
Sunday, May 22, 2011 at 6:13pm by Anonymous
Algebra
determine if the equation of the line f(x) = x + 1 a function using the Vertical Line Test?
Saturday, March 5, 2011 at 1:35pm by laura Mills
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
calculus
find an equation of the tangent line to the curve y = x √x that is parallel to the line y = 1 + 3x.
Thursday, October 7, 2010 at 12:55am by Sasha
calculus
find an equation of the tangent line to the curve y = x √x that is parallel to the line y = 1 + 3x.
Wednesday, October 6, 2010 at 9:38pm by Sasha
algegra
find an equation of the line that is parellel to the line y=-4x+3 and that passes throught the point (-1,-8) HELP!!
Tuesday, August 24, 2010 at 12:34am by tom13
Algebra 2
This is a vertical line 4 units to the left of the y- axis. The equation of this line in STD form: X = -4
Thursday, August 19, 2010 at 11:00pm by Henry
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
Algebra
Write an equation of the line satisfying the given conditions. Horizontal line through (-2, -5)
Sunday, May 16, 2010 at 6:04pm by Kate
math
Write an equation of the line satisfying the given conditions. A line perpendicular to y=2+3x
Monday, February 22, 2010 at 2:06pm by rmz
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
Algebra
Write an equation of the line satisfying the given conditions. Horizontal line through ( -2, -5)
Sunday, January 17, 2010 at 2:21pm by Rene
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
Math
A line passes through (2,-1) and 8,4). How do you write an equation for the line in point-slope form?
Saturday, April 11, 2009 at 3:47pm by Angie
math 116
a 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...
Sunday, October 5, 2008 at 2:22pm by Carmen
Algerba
I assume the question was: "Write the equation of the line passing through the following points,(-6, -4), (0, -4) and (6, -4)." The three points are collinear and represent a horizontal line (because the y-value does not vary) situated at y=-4 no matter what the x-...
Sunday, August 14, 2011 at 11:54pm by MathMate
Calculus
take the derivative of the first equation y'=2x-8 -2=2x-8 x= 3 is where the tangent has the slope of -2 so the equation of that tangent line is y=-2x+b to find b, you have to find y at x=3 y= x^2-8x+14=9-24+14 now put that y into y=-2x + b and solve for b. Now you have the...
Monday, February 22, 2010 at 9:12pm by bobpursley
calc
a) when x=e^2, y = lne^2/e^2 = 2/e^2 and y' = (1-lne^2)/e^4 = -1/e^4 so the equation is x + (e^4)y = c but (e^2,2/e^2) lies on it, so e^2 + e^4(2/e^2) = c c = 3e^2 the equation is x + (e^4)y = 3e^2 ( I am using a quick way to find the equation of a line based on the fact ...
Monday, May 19, 2008 at 3:16am by Reiny
Maths - More than one question please help me
I will tackle this one for you <1) The sides of a triangle are given by the lines: 2x-y+3=0, x-2y-3=0 and 2x+y-11=0. Find the area of this triangle. > Equation #1 : 2x-y = -3 Equation #2 : x-2y = 3 Equation #3 : 2x+y = 11 solving #1 and #3 I got A(2,7) solving #2...
Thursday, July 3, 2008 at 7:05am by Reiny
Linear Equation question
Hello! quick question. why the line y = -3 is a horizontal line. describe how this line sits on the Cartesian (coordinate) plane. I have tried a few thoughts on this. Firstly the horizontal sits on the y intercept. The graph y = b is a horizontal line. -3 is to the left of the...
Friday, November 12, 2010 at 5:39pm by AMY
Algebra (grade 9)
for #1 and #2 first find the slope, that gives you the m. Now pick one of the given points and sub those values into y = mx + b Solve for b and rewrite the equation. I am sure that your teacher and/or your textbook has given you several examples of this type of fundamental ...
Sunday, October 18, 2009 at 10:01am by Reiny
math
can someone help me write the equation of the line 1. parallel to the line x=5 passing through (4,2) 2. perpendicular to the line x=8 passing through (3,4)
Wednesday, September 17, 2008 at 6:46pm by kelli
math
determine the equation of the line passing through the point (-4, 3) and parallel to the line segment joining A(5, -2) and B(3,4)
Sunday, May 27, 2012 at 8:29pm by Anonymoussssss
Geometry
The line m has the equarion y= 2x + 1. The line n is perpendicular to m and passes through the point A(2,1). Write an equation of n
Friday, January 13, 2012 at 4:49am by Marina
math
write an equation of the line containing the specified point and perpendicular to the indicated line? (-2,-5),x-2-2y=3
Monday, October 17, 2011 at 9:48pm by Sherry
Math
How do you find the equation of a line in standard form (ax+by=c where a, b, and c are integers) for the line passing through (1,5) and (-3,1)?
Monday, August 29, 2011 at 10:07pm by Anonymous
algebra
Write an equation of the line containing the specified point and parallel to the indicated line.(1,4)3x+y=5
Tuesday, August 2, 2011 at 8:01pm by smith
Calculus please help done today
determine if the equation of the line f(x) = x + 1 a function using the Vertical Line Test?
Saturday, March 5, 2011 at 3:47pm by Jada
Math
Find an equation of the line that passes through the point (3,10) and is parallel to the line x-3y=1
Sunday, January 23, 2011 at 9:53pm by Jamie
algebra2
What is the equation of the line passing through (0, 2) and perpendicular to the line y = 4x – 3 in slope-intercept form?
Sunday, November 21, 2010 at 3:04pm by Rayniya
college
write an equation of the line containing the specified point and perpendicular to the indicated line (-2,-5), x-2y=3
Sunday, November 7, 2010 at 7:52pm by franklin
algebra
write an equation of the line containing the specified point and perpendicular to the indicated line (-2,-5), x-2y=3
Sunday, November 7, 2010 at 7:31pm by franklin
algebra
how do I write an equation of the line containing the specified point and perpendicular to the indicated line (-2,-5), x-2y=3
Sunday, November 7, 2010 at 11:14am by franklin
Calculus
Determine the equation of the line perpendicular to the tangent line to the function f(x) = 1/2 (e^x)at the point on the curve where x=ln3.
Tuesday, June 15, 2010 at 9:07am by Abigail
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
Write an equation of the line satisfying the given conditions. 45) Horizontal line through ( -2, -5)
Wednesday, April 28, 2010 at 2:08pm by Anonymous
Algebra
Write an equation of the line satisfying the given conditions. Parallel to the line y=-5x-6 and a y-intercept of -2
Sunday, March 21, 2010 at 2:11pm by Tammy
math
find the slope of the line that is perpendicular to the line whose equation is 5x-7y=12
Wednesday, March 17, 2010 at 7:45pm by anonymous
Maths
Can anyone solve this eqestion ?? a line passes through (5,-2) and is parallel to y=3x find the equation of the line ??
Monday, February 8, 2010 at 1:07pm by Amy
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
The slope of the line y=3/2x+4 is changed to 5/6 but the y intercept remains the same. What is the equation of the new line?
Sunday, December 13, 2009 at 8:03pm by Regina
Algebra
how to I find an equation of a line given two points on that line (not using a graph) example:(1,5)(2,7)
Wednesday, December 2, 2009 at 11:31pm by Nate
algebra
Write the equation of the given line that passes through (4,-3) and is parallel to the line 3x+4y=8
Wednesday, September 9, 2009 at 9:43pm by shannan
calculus
Find an equation for (a) the vertical line and (b) the horizontal line through the given point. (-3.14,0)
Tuesday, July 21, 2009 at 10:05am by Dave
math
how would you find an equation to a line that is parallel and 3 units away from the line x-5y+10=0?
Friday, April 3, 2009 at 12:44am by kim
Math
write an equation in slope-intercept form for the specified line, where possible: the line containing A(0,7) and B(7,0)
Wednesday, March 25, 2009 at 7:06pm by Angie
math
find the equation of the line containing the points (2, -3) and has a slope perpendicular to the line 3x-5y+6=0
Thursday, February 7, 2008 at 7:17am by cyrus
Linear Equations
Directions: Use what is given to write an equation of a line in STANDARD, SLOPE-INTERCEPT, AND POINT-SLOPE form. 1. m = 3 (0,4) s=B4=3 si=3x+4 ps=y-4=3x Are we doing these correctly? I do not know what those forms mean, but if the line goes through (0,4) with slope 3, the ...
Wednesday, December 20, 2006 at 7:20pm by Valerie
Linear Equation question
If you followed a line that has a slant or slope, you'll notice that the x and y co-ordinate are both changing. If you followed a vertical line,only the y co-ordinate will change.If you followed a horizontal line, the x co- ordinate only will change. The y co- ordinate ...
Friday, November 12, 2010 at 5:39pm by Henry
intermediate algebra
Rewrite it as y = -(1/3)x -12 That tells you that the slope of the original line is -1/3. The slope of the perpendicular line must be 3, because the product of the two slopes must be -1. Since the new line passes through the origin, its equation is just y = 3x
Monday, November 3, 2008 at 9:45pm by drwls
math
I would replace the old x and the old y with (x-3) and (y-5) respectively to get y-5 = x-3 + 1 y = x + 3 Since you are dealing with straight lines, a good way to understand this would be to take any two points on the original line, and then applying each of the transformations...
Sunday, July 25, 2010 at 12:22pm by Reiny
math-inequalities
for y+y < 4 y < -x + 4 ---> sketch y = -x+4, draw a dotted line for the equation and shade in the region below the line for x-2y > 6 -y > -x + 6 y < x - 6 ---> sketch y = x-6, draw a dotted line for the equation and shade in the...
Wednesday, April 11, 2012 at 2:14am by Reiny
alegbra
The intercepts are where the line crosses the x and y axes. The x axis is where y = 0. The value of x there is 3. You figure that out using the equation you have been given. The y axis is where x = 0. The value of y there is -4. That comes from using the same equation. On your...
Thursday, March 5, 2009 at 9:57pm by drwls
math
To find the slope of a line: use this equation: (y2-y1)divided by (x2-x1 EX. your two points are (4,2) and (5,5). The equation would go like this: (5-2)/(5-4)=3/1=3. Therefore, the slope of the line is 3. About the y=mx+b, you plug in the slope in place of x and the y-...
Wednesday, February 6, 2008 at 9:32pm by TAG
PLease check math
1)FInd an equation of the line containting the given pair of points. (-8,0) and (0,5) MY ANSWEAR: (5/8)X+5 2)Find an equation of the line having the given slope and containing the given point. m=6 (8,1) MY ANSWEAR: 6X-47
Thursday, December 4, 2008 at 10:00am by Anonymous
math
in the first equation, let x = 0 then y = 5 Plot the point (0,5) . Now let x = 2 Then y = 4 Plot the point (2,4). Draw the line. Do the same thing to draw the line for the other equation.
Monday, April 8, 2013 at 10:19pm by rbowh
chem
I worked this about an two hours ago. Perhaps for another student. Normally, the concn curves for spectrophotometric work is done by plotting A (absorbance) on the Y axis and c (concn) on the x axis. Since you have a straight line, the equation for a straight line is y = mx + ...
Sunday, April 19, 2009 at 10:30pm by DrBob222
algebra
1. To use the intercepts, which are (x,y) = (0,2) and (6,0), you should have drawn a line through those points. 7. (7,8) does not satisfy the first equation 9. The equations are not independent. They represent the same line when plotted. There is no unique solution; there are ...
Friday, January 8, 2010 at 11:39pm by drwls
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
alg.
Write the equation of the line that passes through point (2, –6) with a slope of –5. I think this is a pretty easy problem, but I'm making it out to be harder than it really is. here is what I got: y=mx+b -6=-5(2)+b -6=-10+b =10 =10 b=4 the equation that I got is...
Monday, July 30, 2007 at 10:10pm by lacy
Math
x=k where k is a constant is NOT a linear equation. Linear equations consist of a variable. A constant CANNOT be a variable therefore x=k is NOT a linear equation. Neither is y=k. Linear equations have a slope, if it doesn't then it's not a linear equation.*** All ...
Tuesday, June 8, 2010 at 6:13pm by Ariel
math
1)what equation represents a line that is perpendicular to the line whose equation is -2y=3x+7? 2)if the measures of the angles of a triangle are reprsented by 2x, 3x-15, and 7x+15, is the triangle an acute triangle?
Tuesday, April 7, 2009 at 6:29pm by jerry
Algebra
A direct variation is such that the ratio of y/x is always constant (but x≠0). For example, the line L: y=2x is a direct variation. Points on the line could be (1,2),(2,4),(5,10), noting that the ratio x/y is always 1/2. Consequently, the line passes through origin. The...
Thursday, December 2, 2010 at 7:35pm by MathMate
Equations
Whenever you have a linear equation in only x of the type x = ? you have a vertical line. Just pick any two points with an x value of 5/2 e.g. (5,2,0) (5,2, 4) plot these, join them for your graph BTW, if your equation has only y's of the type y = ?, you have a horizontal ...
Thursday, October 8, 2009 at 5:25pm by Reiny
math
The slope of the line -6x+5y=-6 can be seen by rewriting it as y = (6/5)x - 6/5 That slope is 6/5. A perpendicular line will therefore have slope -5/6. Such a line passing through (8, -6) would have the equation y +6 = (-5/6) (x-8) y = -6 -(5/6)x + 40/6 y = (-5/6)x + (2/3)
Sunday, April 13, 2008 at 12:01am by drwls
Math/Vectors
I need help on a homework problem. "Determine a vector equation for the line perpendicular to 4x-3y=17 and through point (-2,4). The answer in the book is given as [x,y]=[-2,4]+t[-4,3].Isn't the normal to the scalar equation [4,-3] and wouldn't this be the ...
Saturday, October 16, 2010 at 9:35pm by Kate
Math
write an equation which must be true if the line from p(x,y) to a(25,0) is perpendicular to the line from P(x,y) to the center of the circle x^2+y^2=400
Saturday, March 23, 2013 at 11:13pm by Matt
Math
write an equation which must be true if the line from p(x,y) to a(25,0) is perpendicular to the line from P(x,y) to the center of the circle x^2+y^2=400
Saturday, March 23, 2013 at 11:13pm by Matt
Pre-Calculus
Determine the equation of a line that passes through (2,2) and is parallel to the line tangent to y=3x^3-2x at (-1,5)?
Tuesday, February 12, 2013 at 9:56pm by Sarah
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