9⁽ˣ⁻¹⁰⁾ = 1/3,
(3²)⁽ˣ⁻¹⁰⁾ = 1/3,
3²⁽ˣ⁻¹⁰⁾ = 3⁻¹,
2(х - 10) = -1,
2х - 20 = -1,
2х = -1 + 20,
2х = 19,
х = 9,5
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Answers & Comments
9⁽ˣ⁻¹⁰⁾ = 1/3,
(3²)⁽ˣ⁻¹⁰⁾ = 1/3,
3²⁽ˣ⁻¹⁰⁾ = 3⁻¹,
2(х - 10) = -1,
2х - 20 = -1,
2х = -1 + 20,
2х = 19,
х = 9,5