2x+y=7 3x-4y=5

solve 2x+y=7

           3x-4y=5
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1 Answer

line 1: 2x+y=7   or y=7-2x

line 2: 3x-4y=5

line2...3x -4*(7-2x)=5

3x +8x -28=5

11x=28+5=33

x=3

y=7-2x=7=6=1
by

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