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A line has a slope of 7 and includes the points ( - 6, - 4) and ( - 4,c). What is the value of c?

 Nov 14, 2015

Best Answer 

 #1
avatar+130514 
+10

[ - 4 - c ] / [ - 6 - - 4 ]   = 7

 

[ - 4 - c ] / [ -2]  = 7    multiply both sides by -2

 

-4 - c = - 14             add c, 14 to both sides

 

10  = c

 

 

 

cool cool cool

 Nov 14, 2015
 #1
avatar+130514 
+10
Best Answer

[ - 4 - c ] / [ - 6 - - 4 ]   = 7

 

[ - 4 - c ] / [ -2]  = 7    multiply both sides by -2

 

-4 - c = - 14             add c, 14 to both sides

 

10  = c

 

 

 

cool cool cool

CPhill Nov 14, 2015

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