SOLUTION: Please help me solve this equation. Graph the linear system and estimate the solution x+y=4 3x-y=-8

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Question 473233: Please help me solve this equation.
Graph the linear system and estimate the solution
x+y=4
3x-y=-8
Answer by stanbon(57348) About Me  (Show Source):
You can put this solution on YOUR website!
Graph the linear system and estimate the solution
x+y=4
3x-y=-8
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y = -x+4
y = 3x+8
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graph%28400%2C400%2C-10%2C10%2C-10%2C10%2C-x%2B4%2C3x%2B8%29
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Solution: (-1,5)
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Cheers,
Stan H.
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