91Ó°ÊÓ

Find each sum or difference. $$\left(13 n^{2}+6 n+5\right)-\left(6 n^{2}+5\right)$$

Rewrite expression as an addition expression by using the additive inverse. \(x^{2}-7\)

A number cube is rolled. Determine whether each event is mutually exclusive or inclusive. Then find the probability. \(P(\text { odd or greater than } 3)\)

A number cube is rolled. Determine whether each event is mutually exclusive or inclusive. Then find the probability. \(P(5 \text { or even })\)

Draw a box-and-whisker plot for the following set of data. \(19,15,15,18,\) \(22,16,17,16,20,17,19,16\).

Write each fraction or mixed number as a decimal. Use a bar to show a repeating decimal. $$-\frac{5}{9}$$

Use a table to graph each line. $$y=-x$$

Express each percent as a decimal. $$77 \%$$

Express each percent as a decimal. $$3.56 \%$$

Rewrite each expression using parentheses so that the terms having variables of the same power are grouped together. $$3 x^{2}-1+x^{2}$$