SOLUTION: Can you help me to solve this two equations by using substitution method. x = 2y + 2 2x + 3y = 11 2x + 5y = -6 4x + y = -12

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Question 856988: Can you help me to solve this two equations by using substitution method.
x = 2y + 2
2x + 3y = 11

2x + 5y = -6
4x + y = -12
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi,

x = 2y+%2B+2

2x + 3y = 11

2(2y+2) + 3y = 11

     7y = 7

      y = 1  and x = 4  Ordered pair(4,1) solution for this system 

y = -4x-12

2x + 5y = -6

2x + 5(-4x-12) = -6

     -18x = 54

        x = -3  and y = 0   Ordered pair(-3,0) solution for this system