SOLUTION: How do you solve the system -4x-6y=-12 and y=5x+19 using substitution?

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Question 667289: How do you solve the system -4x-6y=-12 and y=5x+19 using substitution?
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi,

solve the system using substitution

 y=5x%2B19+

-4x-6y=-12 

-4x -6(5x+19) = -12

-4x -30x - 114 = -12

       -34x = 102

          x = 102/-34

          x = -3   and y = 4

and...

-4%2A-3+-+6%2A4+=+-12