SOLUTION: Find the equation for (4,2) (1,3)

Question 339900: Find the equation for (4,2) (1,3)
Found 2 solutions by jim_thompson5910, solver91311:
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!

First let's find the slope of the line through the points and

Start with the slope formula.

Plug in , , , and

Subtract from to get

Subtract from to get

Reduce

So the slope of the line that goes through the points and is

Now let's use the point slope formula:

Start with the point slope formula

Plug in , , and

Distribute

Multiply

Add 2 to both sides.

Combine like terms. note: If you need help with fractions, check out this solver.

Simplify

So the equation that goes through the points and is

If you need more help, email me at jim_thompson5910@hotmail.com

Also, feel free to check out my tutoring website

Jim
Answer by solver91311(24713) (Show Source): You can put this solution on YOUR website!

Do you mean "Find an equation that represents the line passing through the points..."?

Use the two-point form of an equation of a straight line:

where and are the coordinates of the given points.

John

My calculator said it, I believe it, that settles it

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