Chapter 1.7, Problem 47P

Simplify each expression by combining like terms.

$-2y-5y$

To determine

To find: The simplified form of the expression $-2y-5y$ by combining like terms.

Answer to Problem 47P

The simplified form of the expression $-2y-5y$ is $-7y$ .

Explanation of Solution

Given:

The expression is $-2y-5y$ .

Calculation:

Solve the expression $-2y-5y$ as follows:

  $\begin{array}{c}-2y-5y=y\left(-2-5\right)\\ =y\left(-7\right)\\ =-7y\end{array}$

Thus, the simplified form of the expression $-2y-5y$ is $-7y$ .