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Q27.

Expert-verifiedFound in: Page 406

Book edition
Common Core Edition

Author(s)
Ron Larson, Laurie Boswell, Timothy D. Kanold, Lee Stiff

Pages
183 pages

ISBN
9780547587776

**Evaluate the expression when $x=-5$ and $y=-7$.**

**$x+y$**

The value of given expression would be $-12$.

An expression: $x+y$

To find the value of the given expression, we will substitute $x=-5$ and $y=-7$ in our given expression as shown below:

role="math" localid="1649434581420" $\begin{array}{c}x+y=-5+\left(-7\right)\left(\text{Substituting given values}\right)\\ =-5-7\\ =-12\end{array}$

The value of given expression would be $-12$.

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