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You use the well-known point-point formula . Here is it: suppose P1 = (x1,y1)

and P2 = (x2,y2) An equation for the line containing P1 and P2 is

y - y1 = [(y1-y2)/(x1-x2)] (x -x1)

Note that the quantity in brackets is the slope of the line. Note also that it does not matter which point is P1 and which is P2.

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How do you find slope if the points aren't given?

the slope is the 'm' in y=mx+b so even if the points aren't given, if there is an equation, then you can find the slope. for example, if you have an equation like this: y=2x+5 the slope is 2 and the y-intercept is 5.


When two planes equation given and one parametric equation is given how can you find the plane equation?

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How can find the equation of a line when given the x y coordinates?

To find the equation of a line given two points with coordinates (x₁, y₁) and (x₂, y₂), first calculate the slope (m) using the formula ( m = \frac{y₂ - y₁}{x₂ - x₁} ). Then, use the point-slope form of the equation ( y - y₁ = m(x - x₁) ) to write the equation of the line. You can also rearrange this into slope-intercept form ( y = mx + b ) by solving for y and substituting the slope and one of the points to find the y-intercept (b).


How do you find C in a standard form equation?

In a standard form equation of a linear equation, represented as (Ax + By = C), (C) is the constant term on the right side of the equation. To find (C), you can rearrange the equation by isolating it on one side. For example, if you have (Ax + By = k), then (C) is simply (k). If you're given points or other information, substitute those values into the equation to solve for (C).

Related Questions

How do you know if a quadratic equation will have one two or no solutions How do you find a quadratic equation if you are only given the solution Is it possible to have different quadratic equation?

Draw the graph of the equation. the solution is/are the points where the line cuts the x(horisontal) axis .


How do you find slope if the points aren't given?

the slope is the 'm' in y=mx+b so even if the points aren't given, if there is an equation, then you can find the slope. for example, if you have an equation like this: y=2x+5 the slope is 2 and the y-intercept is 5.


How do you find Slope intercept equation of given two points?

Use the equation; y=mx+b where m is the slope Use your 2 points as y and b (intercept)


When two planes equation given and one parametric equation is given how can you find the plane equation?

If you have two equations give AND one parametric equation why do you need to find yet another equation?


How do you find the equation of a parabola in standard form given 3 points?

I suggest that the simplest way is as follows:Assume the equation is of the form y = ax2 + bx + c.Substitute the coordinates of the three points to obtain three equations in a, b and c.Solve these three equations to find the values of a, b and c.


How do you find the equation of a tangent line?

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What is the least needed information to find the equation of a line?

The least needed information can be given in different formats, which are equivalent: -- the slope of the line and its intercept on either axis -- the slope of the line and any one point on it -- any two points on the line


How can find the equation of a line when given the x y coordinates?

To find the equation of a line given two points with coordinates (x₁, y₁) and (x₂, y₂), first calculate the slope (m) using the formula ( m = \frac{y₂ - y₁}{x₂ - x₁} ). Then, use the point-slope form of the equation ( y - y₁ = m(x - x₁) ) to write the equation of the line. You can also rearrange this into slope-intercept form ( y = mx + b ) by solving for y and substituting the slope and one of the points to find the y-intercept (b).


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How do you find 3 different ordered pairs that are solutions of the equation?

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