options: Multiply and divide within 100.

Solve systems of equations.

Apply and extend previous understandings of arithmetic to algebraic expressions.

Add and subtract within 20.

Perform arithmetic operations on polynomials.

Work with radicals and integer exponents.

Understand properties of multiplication and the relationship between multiplication and division.

Use properties of operations to generate equivalent expressions.

Work with addition and subtraction equations.

Use the four operations with whole numbers to solve problems.

Understand addition as putting together and adding to, and understand subtraction as taking apart and taking from.

Solve real-life and mathematical problems using numerical and algebraic expressions and equations.

Work with equal groups of objects to gain foundations for multiplication.

Solve problems involving the four operations, and identify and explain patterns in arithmetic.

Create equations that describe numbers or relationships

Interpret the structure of expressions.

Understand and apply properties of operations and the relationship between addition and subtraction.

Solve equations and inequalities in one variable.

Represent and analyze quantitative relationships between dependent and independent variables.

Reason about and solve one-variable equations and inequalities.

Analyze patterns and relationships.

Write expressions in equivalent forms to solve problems.

Rewrite rational expressions.

Understand the relationship between zeros and factors of polynomials.

Write and interpret numerical expressions.

Use polynomial identities to solve problems.

Understand solving equations as a process of reasoning and explain the reasoning.

Understand the connections between proportional relationships, lines, and linear equations.

Gain familiarity with factors and multiples.

Represent and solve problems involving multiplication and division.

Represent and solve equations and inequalities graphically.

Represent and solve problems involving addition and subtraction.

Analyze and solve linear equations and pairs of simultaneous linear equations.

Generate and analyze patterns.
problem_activity: Identify the slope and
$$y$$
-intercept of the equation
$$12x-8y=24$$
.
Then graph the line that represents the equation.
[IMG]


correct_option_index: 27