SOLUTION: What is the solution of the system? Use substitution. 3x+2y=7 y=-3x+11

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Question 356377: What is the solution of the system? Use substitution.
3x+2y=7
y=-3x+11
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
1.3x%2B2y=7
2.y=-3x%2B11
Substitute eq. 2 into eq. 1,
3x%2B2%28-3x%2B11%29=7
3x-6x%2B22=7
-3x=-15
highlight%28x=5%29
Then from eq. 2,
y=-3%285%29%2B11
y=-15%2B11
highlight%28y=-4%29