SOLUTION: Solve by substitution:
x+3y=12
4x+12y=48
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Question 700198: Solve by substitution:
x+3y=12
4x+12y=48
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
Solve by substitution:
x+3y=12
4x+12y=48
---------------
the 2nd eqn is 4x the 1st
--> dependent
--> parallel lines --> infinite # of solutions
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