A23B10C12D70Answer: C. 12 Read Explanation: x0.748=36x2.3\frac{x^{0.7}}{48}=\frac{36}{x^{2.3}}48x0.7=x2.336x0.7×x2.3=36×48x^{0.7}\times{x^{2.3}}=36\times48x0.7×x2.3=36×48x0.7+2.3=1728x^{0.7+2.3}=1728x0.7+2.3=1728x3=1728x^3=1728x3=1728x=31728x=_3\sqrt{1728}x=31728x=12x=12x=12 Read more in App