Question

Find x'if 2^-3=1/2^x
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Answer 1

${2}^{ - 3} = \frac{1}{ {2}^{x} }\\ {2}^{ - 3} \times {2}^{x} = 1 \\ {2}^{x - 3} = {2}^{0} \: \: \: \: \\ x - 3 = 0 \: \: \: \: \\ x = 3 \: \: \: \: \: \: \: \: \: \: \: \\ \\ hope \: this \: is \: helpfull$