# Chapter 7 - Algebraic Fractions - 7.4 - Addition and Subtraction of Algebraic Fractions and Simplifying Complex Fractions - Problem Set 7.4 - Page 300: 71

$96/b$

#### Work Step by Step

We use the equation for the area of a triangle: $$A=1/2 bh\\ 48 = 1/2 bh \\ 48 \times 2 = bh \\ h = 96/b$$

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