Sunday

November 29, 2015
Number of results: 78,711

**precalc**

write an equation to match each description. 1) a snowball is 8 cm across and melting so that its diameter is decreasing at a steady rate of 0.2 cm/min. write an equation for d(t), the length of the snowball's diameter at time t. answer: d(t)=8-0.2t 2) horizontal line through...
*September 1, 2015 by chloe*

**Math**

Write an equation for the line that passes through (0,7) and is perpendicular to the line whose equation is y=1/2x-1. y-y1=m(x-x1) y-7=2/1(x-0) y-7=2x-0 y=2x+7(answer)
*February 25, 2008 by Jon*

**math**

Write the equation of the line satisfying the given condition. Parallel to y = (2/3)x +1 and passing through the point (0, -3). (Hint: Parallel lines have the same slope
*July 17, 2011 by grace*

**Math**

Find the x and y intercepts of a line that is perpendicular to the line y = -9/8x + 1 and passes through the point (18, -8).
*December 8, 2009 by Chris*

**math**

find the straight line that passes through point (2,4) and is perpendicular to line 2x + 12y - 6 = 0
*July 5, 2014 by lily*

**Math**

Find the equation of the straight line that passes through the points (−1, 5) and (5, −1). Find the coordinates of the point where this line crosses the y-axis.
*May 22, 2010 by subash*

**Math**

Find the equation of the straight line that passes through the points (−1, 5) and (5, −1). Find the coordinates of the point where this line crosses the y-axis
*June 11, 2010 by Dave*

**Math - help please**

Write the equation of a line that is perpendicular to the given line and that passes through the given point. y – 3 = (x + 2); (–2, 3) A. Y+3= -3/8(X-2) B.Y-3=-3/8(X+2) C.Y-2=-3/8(X+3) D. Y+3=3/8(X-2) I am not sure how to do this problem...please help...
*November 23, 2012 by Deborah*

**algebra 2**

*the line is parallel to the 3x-2y=6 *the line has the same y-intercept as the line y-4=2(x+1) *line will never pass through the fourth quadrant
*September 10, 2008 by sara*

**algebra**

the line "l" passes through the point P=(1,-1,1) and has a direction vector d=[2,3,-1], for the following plane Pl, determine whether l and P is parallel, perpendicular, or neither. a) 2x + 3y - z = 1 could you tell me also how it would differ if it was parallel or neither or ...
*January 12, 2011 by Reen*

**algebra**

Which choice is the equation of a line that passes through the point (5, –1) and is perpendicular to the line represented by this equation? y = −x + 5 A. y = x− 6 B. 5x − y = 5 C. y = −x− 1 D. 2x− 5y = −1 can someone please show me how...
*November 10, 2013 by caduceus*

**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 ...
*November 26, 2012 by tyneisha*

**Algebra**

Write an equation of the line that passes through (9,6) and is perpendicular to the line whose equation is y = -1/3x +7 y-y1=m(x-x1) y-6=3(x-9) y-6=3x-27 y=3x-21
*February 16, 2008 by Jon*

**Algebra II**

write an equation for the line that passes through (0,7) and is perpendicular to the line whose equation is y=1/2x-1
*November 10, 2008 by Sha*

**Algebra uno help please :)**

Write an equation of the line that passes through the given point and is parrel to the given line. 1. (-1,3) Y=2x+2 I'm thinking that you just plug in -1 and 3 for x and y. So, 3=2(-1)+2 Correct? Please help me. :) Thank you -Allyson
*December 5, 2010 by Allyson*

**Maths - coordinate geometry **

Find a equation of the line passing through (-1,2) which is parallel to the line with equation 2y=x+4 Thankyou x
*September 25, 2015 by Anonymous *

**analytic**

One line passes through the points (1,9) and (2,6), and another line passes through (3,3) and (-1,5). Determine the acute angle between the two lines.
*November 26, 2014 by Anonymous*

**analytic**

One line passes through the points (1,9) and (2,6), and another line passes through (3,3) and (-1,5). Determine the acute angle between the two lines.
*November 26, 2014 by Anonymous*

**Math**

Find the equation of a line that passes through the point (1, 2) and has a slope of 1/3. Show how you found the equation.
*February 20, 2010 by Crystal*

**Algebra**

what is the equation of a line that passes through point (0,-9) with a slope of 6 (y - (-9))/(x - 0) = 6 (y+9)/x = 6 y = __ x + ___
*March 5, 2007 by Tony*

**algebra1**

Write the equation of the line that passes through point (5, 15) with a slope of 4.
*April 12, 2008 by deshaun*

**math**

write the equation of a line with a y-intercept of -3 and passes through the point (2,4)
*January 8, 2009 by Amy*

**mat1033**

Write the equation of the line that passes through the point (5, 4) and is perpendicular to y=2x-4
*January 28, 2009 by andrea*

**Math**

Find the equation of a line with slope m = -3 that passes through the point(5, -7) A.y = -3x + 22 B.y = -3x - 22 C.y = -3x + 8 D.y = -3x -8
*July 7, 2010 by Alexis *

**math**

find the equation of a line that passes through the origin and point (-3,6)
*October 16, 2010 by Lauren*

**math**

Choose the equation of the horizontal line that passes through the point (2, 4).
*November 15, 2010 by Anonymous*

**math**

which of the following is an equation of the line that passes through the point 95/3,-7) AND HAS A SLOPE OF 3/4
*June 29, 2011 by donise*

**algebra**

find an equation for the line that passes through the point (6,-3)and has slope -1/2
*November 14, 2011 by lan*

**Math**

write the equation of the line with slope 2 that passes through the point (-1,5)
*May 23, 2012 by Janae*

**Math**

write the equation of the line with slope 2 that passes through the point (-1,5)
*May 23, 2012 by Janae*

**Math**

Find an equation for the line that passes through the point (2, -5) and has slope -3
*January 17, 2014 by Bobby*

**Algebra 2**

Find the equation of the line that is perpendicular to y=5 and passes through the point (2,3).
*January 11, 2015 by Anonymous*

**Math**

Let f(x) be the parabola -x^2+16x-16. find the point (x,y) on f such that tangent line to f at (x,y) passes through the origin. My ans is (8,48). First i do f'x then i find x and lastly i find y. I do this because the max/min point is the point where tangent line pass through...
*October 28, 2012 by Ifi*

**math algebra**

Do you want the equation of a line through that point (1,2) with slope m = 4? Use the equation (y-y*) = m(x - x*) where x* and y* are the coordinates of the point the line has to pass through. (1,2)m=4
*March 3, 2007 by drwls*

**math**

The equation of the line through point (-5, 0) and parallel to the y-axis is what?
*July 7, 2011 by katie 6*

**Math **

the equation of striaght line is 2x-3y+8=0 find the equation of the straight line passing through (4,-2)and parallel to L
*April 12, 2012 by Jessica*

**Geometry**

Write an equation for line k that is perpendicular to line j and passes through points (1,1)
*March 18, 2010 by Anonymous*

**Algebra**

"A line perpendicular to x + 3y = 5 passes through (1, -1). What is the equation of the line in standard form?"
*September 22, 2011 by Dawn*

**Algebra ??**

What would be the missing piece of information given the following information: Find the equation of the line that passes through the points (2, 6) and (4, 10). y = 2x + ? a. 4 b. 2 c. 7 d. 5 OK. let's take this step by step. y = 2x + ? Remember the equation of a line is y = ...
*October 14, 2006 by Margie*

**geometry **

write and equation of a line perpendicular to the line y=1/2x+10 and passes through (0,3)
*May 12, 2013 by Jay*

**Math**

The line that passes through (4,3r) and (2+r,-6) is perpendicular to the line with equation 5x+3y+12=0. find r.
*February 21, 2015 by Cassandra*

**Math**

Find the equation of a line that passes through the point (1,2) and has a slope of 1/3 Can you please show me how you found the equation.
*December 17, 2009 by Lyndse *

**geometry**

express in y=mx + b form the equation of the line perpendicular to the line 5x-3y=8 and passes through the piont (-5,1)
*November 29, 2010 by veronica *

**Calculus**

Find the equation of the line that passes through (1,3) and is perpendicular to the line 2x+3y+5=0 A. 3x-2y+3=0 B. 2x+3y-11=0 C. 2x+3y-9=0 D. 3x-2y-7=0 E. None of these I got E?
*November 30, 2014 by Anonymous*

**slis**

hi, im in the 9th grade and i need help I need help with my math. the following questions are? we are learning parallel lines and perpendicular lines. think you can help me? e) parallel to y=0 and passes through (1,2) f) perpendicular to x=-1 and passes through (3,5) g) slope ...
*April 2, 2010 by shanen desir *

**Algebra**

Write an equation for the line, in point-slope form, that passes through the points (-5, 7) and (-4, -3). Use (-5, 7) as the point (x1,y1) So far I got Y- 7=-1/9(X + -5)
*June 15, 2008 by Keishia*

**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!
*November 7, 2006 by Francheska*

**collage algebra 1**

find the equation of a line with a slpoe of -2 that passes through the point (4,3).
*January 5, 2009 by crystal*

**geometry**

write an equation of a line with undefined slope that passes through the point (3,-2
*September 24, 2009 by Devan *

**Math**

Find an equation of the line that passes through the point and has the indicated slope m. (23, 5); m = -2 y=?
*February 6, 2013 by Genee*

**math**

Find an equation of the line that passes through the point and has the indicated slope m. (23, 5); m = -2 y=?
*February 6, 2013 by heather*

**math**

Find an equation of the line that passes through the point and has the indicated slope m. (7,8);m=-7/2 y=?
*February 8, 2013 by ashley (please help)*

**math**

How would you find an equation of horizontal line that passes through the point (-4,-8)?
*August 3, 2014 by Anonymous*

**algerbra**

Which of the following is an equation of a line that passes through the point (0, 5) and has a negative slope? y = 5x + 5 y = 5x y = -5x - 5 y = 5x - 5 y = -5x + 5
*August 25, 2014 by robert*

**Algebra 1**

What is an equation in slope-intercept form for the line that passes through the point (1,-3) and (3,1)
*December 4, 2014 by Steve*

**calculus**

find the equation of the curve for which y''=(12/x^3) if it passes through (1,0) and is tangent to the line 6x+y=6 at that point.
*August 10, 2015 by justin*

**Algebra: please check**

Find the equation of a line that passes through the point (1,2) and has a slope of 1/3. Show how you found the equation. Would the equation be: y-2=1/3(x-1) Do I need to finish this? I am not sure how.
*June 8, 2010 by bart*

**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...
*July 9, 2010 by Del*

**math**

Write the equation of the passing through the point (6,-8) and parallel to the line y=-(5/8)x+25?
*January 24, 2009 by Anonymous*

**algebra**

write an equation for the line parallel to the x axis through the point 7,2
*March 8, 2011 by kim*

**Algebra**

Write an equation of a line that is parallel to y = 3x – 5 and goes through the point (3, 1).
*January 12, 2015 by Anonymous*

**algebra2**

What is the equation of the line passing through (1, 7) and parallel to the line y = –x + 5 in standard form?
*November 21, 2010 by Rayniya*

**algebra**

write the equation of the line that is parallel ot the line x + Y =-2 and passed through the origin.
*January 21, 2015 by ER*

**Algebra**

I know that standard form is Ax+By=C, but I'm not really sure how to do this problem. All help is welcome. Thanks in advance. Write an equation for each line: through (-1,3) and parallel to y=2x+1 I know that the slop will be 2 because it is parallel. If m=2 then used the same...
*September 25, 2006 by Faramir*

**Geo**

For questions 33 and 34, write the equations for the lines parallel and perpendicular to the given line through the given point (one point for each equation). x - 3y = 9 through (2, -1)
*May 21, 2010 by jj*

**Calculus**

Consider the line through the points (3,2,5) and (1,1,1). Consider the plane A that is perpendicular to this line, and passing through the point (-1,0,2). Consider the plane B that passes through the points (1,-1,0), (0,2,0), and (0,5,2). Consider the intersection of plane A ...
*September 27, 2015 by Alexa*

**algebra ll**

Which choice is the equation of a line that passes through the point (5, –1) and is perpendicular to the line represented by this equation? y = −x + 5 A. y = x− 6 B. 5x − y = 5 C. y = −x− 1 D. 2x− 5y = −1 helpplease!!
*June 27, 2012 by leo*

**geometry**

in slope-intercept form, what is the equation of the line passing through (6,22) and parallel to the line joining (11,3) and (2,6)
*May 26, 2011 by Anonymous*

**algebra**

Find an equation in slope-intercept form of the line passing through (0, 1) which is parallel to the line y = 6x – 23
*February 10, 2014 by john*

**algebra**

Find an equation in slope-intercept form of the line passing through (0, 1) which is parallel to the line y = 6x – 23
*February 10, 2014 by isa*

**MATH!**

What type of lines have a slope of zero? Write the equation of a line with the slope of -2 which contains the point (3,6) The x-axis has 0 slope. What about any other line with 0 slope? Use y-y1=m(x-x1) with m=-2, x1=3 and y1=6 What?? These were your questions and my responses...
*October 11, 2006 by Stephy*

**Algebra 1**

Write the equation of the line that passes through point(-6,14)with a slope of -3. show the work
*September 25, 2007 by Anonymous*

**9th grade**

What is the equation in point slope from of the line that passes through the given points (9,1),(5,2)
*January 10, 2010 by Hailey*

**algebra**

what is an equation of the line that passes through the point (4,-6) and has a slope of -3? a) y=-3x+6 b) y=-3x-6 c) y=-3x+10 d) y=-3x+14 i dont get this question at all.
*January 25, 2010 by esha*

**calculus **

find a vector equation of the line, which passes through the point (1,3,11) and is perpendicular to the yz-plane
*March 18, 2012 by kally*

**calculus**

Find the equation of a straight line that passes through a point (1,5) and tangent to curve y = x^3
*November 6, 2012 by asdf*

**mathematics **

Find the equation of a straight line which passes through the point P(3,1,-2) and is perpendicular to the planes L1 and L2, where L1 : x - 3y + 2z = 2, L2 : 2x + y - 2z = 5.
*June 27, 2014 by mweemba *

**math( geometry)**

indirect proof given: plane M and N intersect; line CD is parallel to plane M; line CD is parallel to plane N; line CD and line AB are not skew prove: line CD is parallel to line AB
*October 10, 2007 by anonymous*

**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!!
*August 24, 2010 by tom13*

**Math**

Write an equation of the line that is perpendicular to the line y=2x-1 and passes throgh the point (0,-3)
*May 22, 2011 by Erin*

**ALGEBRA!**

how do i write an equation of a line that is parallel to the y-axis passing through the point (9,-4)
*November 5, 2007 by Gaby*

**Graphing**

The line l1 passes through the points (3,-3) and (-5,2). The line is the graph of the equation Ax + By = C, where A, B, and C are integers with greatest common divisor 1, and A is positive. Find A + B+ C.
*December 31, 2014 by Jeffrey*

**intermediate algebra**

Write the equation of the line: The points are at (-8,-6) and (0,0). The line passing through these two points has a y-intercept of 0 since it passes through the origin. The slope is -6-0/-8-0=3/4 How would I finish this? Thanks
*February 15, 2011 by Rachal*

**Calculus**

Find parametric equations for the line through the point (0,2,2)that is parallel to the plane x+y+z = 2 and perpendicular to the line x=1+t, y=2−t, z=2t. (Use the parameter t.) (x(t), y(t), z(t)) =
*January 31, 2014 by Jale*

**Algebra**

In each of the following statements fill in the blanks with always sometimes or never. 1. If the ordered pair (x,y) is not a solution to an equation in two variables, then the point (x,y)is on the graph ______________. 2. The graph of a horizontal line ______________ passes ...
*April 16, 2007 by jessica*

**Math 221**

where is the origin located in this equation? 1). The first equation that I am using for my discussion is: y=x+4 and the parallel must past through this given point (-7, 1) y=x=-4 is the equation and (-7, 1) is the ordered pair y=x+4 Since I want the new line parallel, I need ...
*July 25, 2014 by Karen *

**Math- calculus**

Given f(x) = x ^ 3 - x ^ 2 -4x +4 Find the zeros of f. Write an equation of the line tangent to the graph of f at x = -1 The point (a,b) is on the graph of f and the line tangent to the graph at (a,b) passes through the point (0,-8) which is not of the graph of f. Find a and b...
*September 25, 2009 by Erin*

**math**

Write an equation of the line containing the given point and parallel to the given line. (-7,6); 8x=9y+5 The equation of the line is y =
*September 10, 2010 by SchuRonda*

**Algebra**

write an equation of the line containing the given point and parallel to the given line (2,-4); 8x-3y=2 the equation of the line is y=
*June 14, 2011 by Tammy*

**math**

Write an equation of the line containing the given point and parallel to the given line. (6,-7):9x-8y=3 The equation of the line is y=
*February 5, 2012 by Kristi*

**Calculus**

1. Given the function f defined by f(x) = x^3-x^2-4X+4 a. Find the zeros of f b. Write an equation of the line tangent to the graph of f at x = -1 c. The point (a, b) is on the graph of f and the line tangent to the graph at (a, b) passes through the point (0, -8) which is not...
*January 16, 2012 by Anonymous*

**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
*December 3, 2012 by Jill*

**Math**

I need help with two problems. Just want to make sure that the answers I put are correct. 1) Which of the following is an equation of a vertical line? F. 4x + 5y = 0 G. -4 = 16x H. 3y = -9 I. 4x + 5y = -1 2) Which equation is the equation of a line that passes through (-10, 3...
*February 15, 2011 by Melanie*

**Math**

Write your answer in standard form. Show all your work if you want to be eligible for partial credit. Write the equation of a line perpendicular to the line y = (2/3)x - 7 and passing through the point (4,-2). The slope of the line y = (2/3)x - 7 is 2/3. The slope of a line ...
*November 7, 2006 by Lina*

**Math grade 10**

a)determine whether the point A(-2, -6) lies on the circle defined by x^2 + y^2 = 40 b) find an equation for the radius from the origin O to point A c) Find an equation for the line that passes through A and is perpendicular to OA
*December 23, 2009 by alyssa*

**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 ...
*October 10, 2006 by Margie*

**algebra**

The line l_1 passes through the points (3,-3) and (-5,2). The line is the graph of the equation Ax + By = C, where A, B, and C are integers with greatest common divisor 1, and A is positive. Find A + B+ C.
*January 24, 2015 by Kevin*

**Math**

Can someone please check my work? Write the slope-intercept (y = mx +b) form of the equation from the information given. 1. Slope = ½ and b = -3 Y=1/2-3 2. Slope equals 2 and the line goes through the point (-1, 3) Y=2x+5 3. The line goes through the points (8,5) and (9, 6) Y=...
*October 26, 2015 by Abby *

**Calculus**

Hello, my question is the following: The derivative of f(x) = ln(x) is given by f'(x) = 1/x. Find an equation of the tangent line to the graph y = ln(x) that passes through the point (0,0). So if I go through this using the typical method I use I have the point slope formula ...
*September 27, 2014 by Joshua*

**geometry**

Find the equation of the line that passes through the point P (-6, 8) and Q (-6, 12), and use the information to answer the question.
*April 28, 2011 by bob*