2x+5y=54,-2x+3y=26

2x+5y=54 -2x+3y=26
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line 1: 2x +5y=54 . . . line 2: -2x +3y=26 . . . line1+line2...(2x-2x) +8y=54+26 . . . 8y=80 . . . y=10 . . . . from line 1...2x=54-5y=54-50=4.... x=2
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