SOLUTION: Determine graphically the x-value when y=5 in the given equation -x+3y=12

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Question 663592: Determine graphically the x-value when y=5 in the given equation
-x+3y=12
Answer by ReadingBoosters(3246) About Me  (Show Source):
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-x + 3y = 12
...
3y = 12 - x
y = -1%2F3x + 4
...
graph%28300%2C200%2C-5%2C1%2C-5%2C10%2C%28-1%2F3%29x%2B4%29
...
Confirm
5 = (-1/3)x + 4
15 = -x + 12
x = 12 - 15 = -3
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