options: Understand the relationship between zeros and factors of polynomials.

Interpret the structure of expressions.

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

Write expressions in equivalent forms to solve problems.

Write and interpret numerical expressions.

Use properties of operations to generate equivalent expressions.

Generate and analyze patterns.

Represent and solve problems involving addition and subtraction.

Rewrite rational expressions.

Represent and analyze quantitative relationships between dependent and independent variables.

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

Gain familiarity with factors and multiples.

Work with radicals and integer exponents.

Apply and extend previous understandings of arithmetic to algebraic expressions.

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

Work with addition and subtraction equations.

Solve systems of equations.

Use the four operations with whole numbers to solve problems.

Perform arithmetic operations on polynomials.

Analyze patterns and relationships.

Create equations that describe numbers or relationships

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

Represent and solve problems involving multiplication and division.

Represent and solve equations and inequalities graphically.

Multiply and divide within 100.

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

Use polynomial identities to solve problems.

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

Add and subtract within 20.

Solve equations and inequalities in one variable.

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

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

Reason about and solve one-variable equations and inequalities.

Understand addition as putting together and adding to, and understand subtraction as taking apart and taking from.
problem_activity: Task
A numeric expression like $5+(8 + 2)^2$ has one and only one value. What is it?
Consider the expression $5+(x + 2)^2$. What are some values it can have? Make sure you organize your work, so anyone can tell which value for the expression goes with which $x$ value.
How many different values can an algebraic expression like $5+(x + 2)^2$ have?
What is the difference between the expression $2x$ when it is all by itself and when it is in an equation like $2x = 12$ ?


correct_option_index: 13