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हल करो -: ( किसी भी विधि से)3x-2y=2 ; 7x+3y=43please answer |
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Answer» 2y=2 _____________(1) 7X+ 3y =43_____________(2) (1) *3=) 9x-6y=6 _________(3) (2)*2=) 14x+6y=86_________(4) ___________________________ (3)+(4) =) 23x=92 =) x=92/23 =4 x=4 sub. x=4 in (1) =) 3 (4) -2y=2 =)12-2y=2 =)6-y=1 =)y=5 |
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