SOLUTION: 3x+y=11 and 2x+y=7 then x=

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Question 996449: 3x+y=11 and 2x+y=7 then x=
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
Subtract eq. 2 from eq. 1,
3x%2By-%282x%2By%29=11-7
%283x-2x%29%2B%28y-y%29=4
x=4