options: Reason about and solve one-variable equations and inequalities.

Solve systems of equations.

Represent and solve problems involving multiplication and division.

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

Use properties of operations to generate equivalent expressions.

Add and subtract within 20.

Rewrite rational expressions.

Use the four operations with whole numbers to solve problems.

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

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

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

Multiply and divide within 100.

Solve equations and inequalities in one variable.

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

Understand the relationship between zeros and factors of polynomials.

Generate and analyze patterns.

Work with addition and subtraction equations.

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

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

Gain familiarity with factors and multiples.

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

Apply and extend previous understandings of arithmetic to algebraic expressions.

Write and interpret numerical expressions.

Represent and solve equations and inequalities graphically.

Use polynomial identities to solve problems.

Write expressions in equivalent forms to solve problems.

Perform arithmetic operations on polynomials.

Analyze patterns and relationships.

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

Create equations that describe numbers or relationships

Represent and analyze quantitative relationships between dependent and independent variables.

Interpret the structure of expressions.

Work with radicals and integer exponents.

Represent and solve problems involving addition and subtraction.
problem_activity: Is the following equation true or false? Explain your thinking.
6 × 9 = 18 × 3


correct_option_index: 9

11

20