Объяснение:
5/6х+16=4/9х+9 •18
15х+288=8х+162
15х-8х=162-288
7х= -126
х= -126:7
х= -18
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Объяснение:
5/6х+16=4/9х+9 •18
15х+288=8х+162
15х-8х=162-288
7х= -126
х= -126:7
х= -18