# Chapter 1 - Foundations for Algebra - 1-9 Patterns, Equations, and Graphs - Mixed Review - Page 66: 59

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#### Work Step by Step

$-15-(-14)=-15+14=-(|-15|-|14|)=-(15-14)=-1$ Change subtraction to addition by changing the operator and reversing the sign of the following term. Since one term is negative and the other positive, subtract the absolute values. The result is negative because the term with the largest absolute value is negative.

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