solve 8x+3y=11 ; 3x-y=2
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Step-by-step explanation:
8x + 3y = 11
3x - y = 2
3(3x - y ) = 2*3 => 9x - 3y = 6
8x + 3y + 9x -3y = 11+6
17y = 17
y = 1
8x + 3*1 = 11
8x + 3 = 11
8x = 8
X = 1
hence X=y=1
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