## Introductory Algebra for College Students (7th Edition)

Factor each term then eliminate any factors that are common to numerators and denominators. If all factors are eliminated, the result is 1. $\frac{7}{x}\times\frac{5x}{35}=\frac{\big/\!\!\!7}{\big/\!\!\!x}\times\frac{\big/\!\!\!5\times\big/\!\!\!x}{\big/\!\!\!7\times\big/\!\!5}=1$