SOLUTION: I am trying to find the value of r and the value of s for the given equation. sx - y = -3 ; 12x -3y = r Please help.

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Question 129614: I am trying to find the value of r and the value of s for the given equation.
sx - y = -3 ; 12x -3y = r Please help.
Answer by amine(11) About Me  (Show Source):
You can put this solution on YOUR website!
sx - y = -3 ; 12x -3y = r
sx - y = -3 ==> 3sx - 3y = -9 ==> r=-9 and 3s=12 ===> r = -9 & s=4