SOLUTION: Find “c” if (-1,c) lies on the line with equation 3x-2y+7=0 with full steps.

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Question 1108582: Find “c” if (-1,c) lies on the line with equation 3x-2y+7=0 with full steps.
Answer by ikleyn(52879) About Me  (Show Source):
You can put this solution on YOUR website!
.
To solve the problem, simply substitute x= -1,  y= c into the given equation and then solve it for "c":

3*(-1) - 2*c + 7 = 0,

-3 - 2c + 7 = 0,

-3 + 7 = 2c,

4 = 2c  ====>  c = 4%2F2 = 2.


Answer.  c= 2.

Solved.