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How to find the y-intercept of a line if I have the slope - Quora


Solve for b example: y =mx+b suppose youre slope is 5. ... How do I find the slope of a line passing through 2 points in standard form and slope intercept form ?


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I found an answer from stackoverflow.com

Perpendicular on a line from a given point - Stack Overflow


Nov 28, 2009 ... In algebra, for any linear equation y=mx + b, the perpendiculars will all have a ... To find the perpendicular of a given line which also passes through a particular point (x, y), solve the equation y = (-1/m)x + b, ... You know both the point and the slope, so the equation for the new line is: ... I hope this helps.


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secondary education - Should I be teaching point-slope formula to ...


Nov 2, 2015 ... We just start using it (because it's the right way to talk about tangent ... answered Nov 3 '15 at 21:12 .... point-slope form down cold they can probably pass the whole class. ... of a line, and I don't want to see slope-intercept for the first five weeks. ... by the end of five weeks they can go back... but most don't :).


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calculus - How can I find the coordinates of a point given a function ...


Let the required point on the curve be ( k , k 2 − 3 ) . Then the slope of the tangent at that point equals 2 k . Further we know it passes through two points ( − 2 , 0 ) ...


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How to find the equation of a tangent/normal line of a curve at a ...


To find the equations of the tangent and the normal (perpendicular) lines at a given point on a curve, you need to know two things: 1. ... a point (x, y) that each line passes through. ... Graphically, the derivative f ′(x) is the slope of a curve at any point (x, y) on the curve, as well as the slope of the ..... Related Questions.


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How do i solve this : learnmath


A linear function goes through the point f (5) = 1 and parallel to g (x) = 3x + 3, determine f (-1) ... Questions, no matter how basic, will be answered (to the best ability of ... To receive the best help, please use the following format: ... y= mx+b, we can find that m=3, and therefore the slope of f(x) must also be 3.


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Equation of line Parallel to Line of Equation 3x+2y-5=0 And Passes ...


Studying for a Math test, I don't know if the answer I got is right. ... To begin with, we can rewrite the given line equation as 3x + 2y = 5. ... Finally, plug in the point ( 3, -5), that is set x = 3 and y = -5, and then solve for b. ... Now, let's start with an equation in just y = mx and would be obviously parallel. y = (-3/2)x.


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draw the altitude of a triangle - Stack Overflow


Right, after you have your yIntercept and the slope of the perpendicular line, you need to construct a system of 2 linear equations with 2 unknowns (x0, y0) from the 2 line equations (bc line and line passing through a). The solution to ... Let a point p along bc , given by the vector equation p = b + t bc , where t is a parameter.


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geometry - Find equation of the straight line satisfying some ...


For part b, a line parallel to x-axis has a slope of 0 .... two points that are on the line. Therefore if you know the slope of a line and another point that lies on it, say.


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Linear equation - Wikipedia


3 More than two variables; 4 See also; 5 Notes; 6 References; 7 External links. One variable[edit]. Frequently the term linear equation refers implicitly to the case of just one ... For the case of several simultaneous linear equations, see System of linear ..... The slope of a straight line, usually introduced as rise over run, is the  ...


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Line (geometry) - Wikipedia


The notion of line or straight line was introduced by ancient mathematicians to represent .... In two dimensions, i.e., the Euclidean plane, two lines which do not intersect ... These forms (see Linear equation for other forms) are generally named by ... (x0, y0, z0) is any point on the line. a, b, and c are related to the slope of the ...


For more information, see Line (geometry) - Wikipedia

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I found an answer from answers.yahoo.com

Write an equation in slope intercept form.? | Yahoo Answers


Help ... y=mx + b. "m" is the slope of the line (it's the coefficient of the x term, along ... We shall see that way in your second question. ... Asker's rating 5 out of 5 ... First, you have to find the equation for the line that passes through (3,3) and (0,6). ... This means that the slope of the line passing through the point (-3, -1) is m = -1.


For more information, see Write an equation in slope intercept form.? | Yahoo Answers

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Calculus optimization problem? | Yahoo Answers


The equation of the line would be y = m(x-6) + 10 or y = mx - 6m + 10. ... school methods to find the equation of the line with slope m = = -5/3 and through (6, 10).


For more information, see Calculus optimization problem? | Yahoo Answers