SOLVE THE FOLLOWING SYSTEM OF EQUATIONS BY (1) GRAPHICAL METHOD & VERIFY THE RESULT USING
(2)SUBSTITUTION METHOD
&
(3)ELIMINATION METHOD
(1) x+3y =9
2x+y =8
(2) 2x-y =2
4x-y =8
(3) 2x+3y=11
x+2y=7
(4) 3x+y+1=0
2x-3y+8=0
(5) 2x+y =6
x-2y+2=0
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