$$\textbf{\textcolor{#4257b2}{Challenge}}$$

Find a simpler expression equivalent to $\dfrac{4x + 12y}{3x + 9y}$.

Collect like terms.

$$14c + 8c$$

Evaluate.

$4y^2$ for $y = 7$

Calculate.

$$(7 + 2)^2$$

Write an equivalent expression using a commutative property.

$$ab + c$$

Solve using the Try, Test, Revise strategy.

$$7(14 - \Box) = 35$$

Write using exponential notation.

$$10 \cdot 10 \cdot 10 \cdot 10 \cdot 10 \cdot 10$$

Evaluate.

$\dfrac{a}{3b}$ for $a = 18$ and $b = 3$

Find the area $(A)$ of a basketball court with length $(l)$ of $26\ \text{m}$ and width $(w)$ of $1400\ \text{cm}$ using the formula $A = lw$.

Evaluate.

$12 - x$ for $x = 5$

Use the distributive property to write an equivalent expression.

$$4(1 + y)$$

Solve for the given replacement set.

$$x^2 + x = 0\ \ \ \{0, 100, 1000\}$$

Write as an algebraic expression.

$b$ more than $a$

Evaluate.

$3(2a + b)$ for $b = 4$ and $a = 2$