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Write an equation of the line that passes through the given point and has the given slope. Write the equation in slope-intercept form.

(-5,-6), m=-3

 Apr 24, 2015

Best Answer 

 #10
avatar+118608 
+5

That is not correct Mellie    

(-5,-6), m=-3

 

y=mx+b

y=-3x+b

sub in (-5,-6) ti find b

-6=-3*-5+b

-6=-15+b

9=b

 

y=-3x+9

 Apr 25, 2015
 #1
avatar+1833 
0

Wait, what grade are you in?

 Apr 24, 2015
 #4
avatar+1833 
+5

m=change in y/change in x. 

-6-y/-5-x=-3 

we want to get it into y=mx+b form.

I multiplied each side by (-5-x) 

I got -6-y=15+3x

Then, add 6 to both sides. 

-y=21+3x

Your equation would be y=-21-3x because you want to take away the negative sign from y

 Apr 24, 2015
 #5
avatar+1833 
0

I didn't post that

 Apr 24, 2015
 #6
avatar+1833 
0

And I am 12

 Apr 24, 2015
 #7
avatar+50 
+3

THANK U SOOOO MUCH!!! and i know u didnt post that

 Apr 24, 2015
 #8
avatar+1833 
0

Someone has to delete that!! I don't have the power to do that

 Apr 24, 2015
 #9
avatar+1833 
0

Oh ok. No problem

 Apr 24, 2015
 #10
avatar+118608 
+5
Best Answer

That is not correct Mellie    

(-5,-6), m=-3

 

y=mx+b

y=-3x+b

sub in (-5,-6) ti find b

-6=-3*-5+b

-6=-15+b

9=b

 

y=-3x+9

Melody Apr 25, 2015
 #11
avatar+1833 
0

Oh right, oops. Sorry!!

 Apr 25, 2015

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