8x-0.14=5.5
8x=5.5+0.14
8x=5.64
x=0.705
2.144/x=82.4+7.6
x=144/90
x=1.6
3. незнаю
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8x-0.14=5.5
8x=5.5+0.14
8x=5.64
x=0.705
2.144/x=82.4+7.6
x=144/90
x=1.6
3. незнаю