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Write the equation of the line that passes through the following points: (3, 4) (4, 6)

 Mar 3, 2016

Best Answer 

 #1
avatar+1197 
+10

Let's first calculate the slope, which is taken by dividing the change in y by the change of x.

6-4=2

4-3=1

The slope is 2.

Now that we know the slope is 2, we can plug in two coordinates to solve for the y-intercept, represented as b.

Let's pick (3,4).

So, y=2x+b

4=6+b

-2=b

The equation is 2x-2

Check: 4=(2*3)-2

 Mar 3, 2016
 #1
avatar+1197 
+10
Best Answer

Let's first calculate the slope, which is taken by dividing the change in y by the change of x.

6-4=2

4-3=1

The slope is 2.

Now that we know the slope is 2, we can plug in two coordinates to solve for the y-intercept, represented as b.

Let's pick (3,4).

So, y=2x+b

4=6+b

-2=b

The equation is 2x-2

Check: 4=(2*3)-2

DarkBlaze347 Mar 3, 2016
 #2
avatar+129899 
0

Very nice, DarkBlaze.....!!!!

 

 

cool cool cool

 Mar 3, 2016

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