7x=-8
x=-8:7
x= -8/7
ответ: x= -1 1/7
7х=-8
х=-8:7
х=-8/7=-1 1/7
ответ: х=-1 1/7
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7x=-8
x=-8:7
x= -8/7
ответ: x= -1 1/7
7х=-8
х=-8:7
х=-8/7=-1 1/7
ответ: х=-1 1/7