Ответ:
(⅔)^х ×(9/8)^х=27/64
(⅔+9/8)^x=27/64
(⅔+9/8)^x=(¾)^3
(2×⅜)^x=(¾)^x
(¾)^x=(¾)^3
x=3
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Ответ:
(⅔)^х ×(9/8)^х=27/64
(⅔+9/8)^x=27/64
(⅔+9/8)^x=(¾)^3
(2×⅜)^x=(¾)^x
(¾)^x=(¾)^3
x=3