Chapter 1: Expressions, Equations, and Functions

Find each product. Express in simplest form.

$\frac{63}{65}\cdot \frac{120}{126}$

Determine the value of the following expression.

$6÷\frac{4}{5}$

Find a counterexample for each conditional statement.

If it is raining outside, then you will get wet.

Determine the value of the following expression.

$\mathbf{4}\mathbf{.85}\left(2.72\right)$

Find a counterexample for each conditional statement.

If$\mathbf{4}\mathit{x}\mathbf{-}\mathbf{11}\mathbf{=}\mathbf{53}\mathbf{,}$then$\mathit{x}\mathbf{<}\mathbf{16}$.

Find each product. Express in simplest form.

$-\frac{4}{3}\cdot \left(-\frac{9}{2}\right)$

The edge of each box below is 1 unit long.

a. Make a table showing the perimeters of the first 3 figures in the pattern.

b. Look for a pattern in the perimeters of the shapes. Write an algebraic expression for the perimeter of Figure n.

c. What would be the perimeter of Figure 10 in the pattern?

Find the perimeter of each figure.

A parallelogram with side lengths $\mathbf{6}\frac{\mathbf{1}}{\mathbf{4}}$inches and 5 inches.

Describe what is happening in each graph

The graph represents revenues generated through an online store.

Solve each equation

$5+22a=2+10÷2$