SOLUTION: Y=3(x-4) 3x-y=12

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Question 1044799: Y=3(x-4)
3x-y=12
Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
Y=3(x-4)
3x-y=12
I'm assuming this is to solve.
substitue 3x-12, which is 3(x-4) into y in the second equation.
3x-3x+12=12
12=12
Infinite solutions.
y=3x-12
3x-y=12
y=3x-12. These are the same equation.