Collect like terms.

$$16x + x$$

Use the commutative and associative properties to write three equivalent expressions.

$$4 \cdot (x \cdot y)$$

What can be done to each side of the equation to get the variable alone on one side of the equal sign?

$$g + 34 = 60$$

Let $w$ be the width of a racing-eight crew shell. A racing-eight shell is $32$ times as long as it is wide. Write an expression for the length of a racing-eight crew shell.

What can be done to each side of the equation to get the variable alone on one side of the equal sign?

$$x - 12 = 34$$

$\textbf{\textcolor{#4257b2}{Error Analysis}} \hspace{15pt}$ Elaine wrote in her math journal "The square of any number is always greater than the number." Find a counterexample to show that Elaine's statement is incorrect.

Use the commutative and associative properties to write three equivalent expressions.

$$5 + (v + w)$$

Let $K$ be the amount Kelly earns. Geri earns three times as much as Kelly. Write an expression for the amount Geri earns.

Collect like terms.

$$10a + a$$

Evaluate.

$\dfrac{n}{3m}$ for $n = 12$ and $m = 4$

Factor.

$$8a + 4 + 12c$$

Use the commutative and associative properties to write three equivalent expressions.

$$(1 + m) + n$$

Simplify.

$$\dfrac{36 \cdot 2rh}{3\cdot(9hg)}$$

Use an associative property to write an equivalent expression.

$$(7 \cdot y) \cdot x$$