SOLUTION: Solve the linear system using substitution 2x + y = 12 3x -2y =11

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Question 370202: Solve the linear system using substitution
2x + y = 12
3x -2y =11
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
1.2x+%2B+y+=+12
2.3x+-2y+=11
From eq. 1,
y=-2x%2B12
Substitute in eq. 2,
3x-2%28-2x%2B12%29=11
3x%2B4x-24=11
7x=35
highlight%28x=5%29
Then,
y=-2%285%29%2B12
y=-10%2B12
highlight%28y=2%29