Chapter 1.7, Problem 21P

Write each fraction as a sum or difference.

$\frac{18+8z}{6}$

To determine

To write: The fraction $\frac{18+8z}{6}$ as a sum or difference.

Answer to Problem 21P

The fraction $\frac{18+8z}{6}$ as a sum or difference is $3+\frac{4}{3}z$ .

Explanation of Solution

Given:

The expression is $\frac{18+8z}{6}$ .

Calculation:

Break the expression $\frac{18+8z}{6}$ as a sum or difference:

  $\begin{array}{c}\frac{18+8z}{6}=\frac{18}{6}+\frac{8z}{6}\\ =3+\frac{4z}{3}\\ =3+\frac{4}{3}z\end{array}$

Thus, the fraction $\frac{18+8z}{6}$ as a sum or difference is $3+\frac{4}{3}z$ .