# Chapter 1 - Introduction to Algebraic Expressions - 1.7 Multiplication and Division of Real Numbers - 1.7 Exercise Set - Page 59: 134

$x=\frac{1}{x}$ $x^2=1$ , by multiplying both sides. by $x$. The two solutions are: $x=1; -1$

#### Work Step by Step

This sentence can be translate to an equation: The real number is $x$ and its reciprocal is $\frac{1}{x}$ $x=\frac{1}{x}$ $x^2=1$ , by multiplying both sides. by $x$. The two solutions are: $x=1; -1$

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