Решить систему уравнений: 3x+2y:5 + x-y:5 =32x+7y+43=0
3x+2y+x:5=3
(16x+2y):5=3
16x+2y=15
2(8x+y)=15
8x+y=7.5
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3x+2y+x:5=3
(16x+2y):5=3
16x+2y=15
2(8x+y)=15
8x+y=7.5