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

Work with addition and subtraction equations.

Represent and solve equations and inequalities graphically.

Solve equations and inequalities in one variable.

Apply and extend previous understandings of arithmetic to algebraic expressions.

Create equations that describe numbers or relationships

Represent and analyze quantitative relationships between dependent and independent variables.

Multiply and divide within 100.

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

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

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.

Represent and solve problems involving addition and subtraction.

Write and interpret numerical expressions.

Perform arithmetic operations on polynomials.

Rewrite rational expressions.

Reason about and solve one-variable equations and inequalities.

Add and subtract within 20.

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

Solve systems of equations.

Analyze patterns and relationships.

Use properties of operations to generate equivalent expressions.

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

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

Use the four operations with whole numbers to solve problems.

Work with radicals and integer exponents.

Use polynomial identities to solve problems.

Understand the relationship between zeros and factors of polynomials.

Interpret the structure of expressions.

Generate and analyze patterns.

Write expressions in equivalent forms to solve problems.

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

Represent and solve problems involving multiplication and division.
problem_activity: Task
Decide if the equations are true or false. Explain your answer.
$2+5 = 6$
$3 + 4 = 2 + 5$
$8 = 4 + 4$
$3 + 4 + 2 = 4 + 5$
$5 + 3 = 8 + 1$
$1 + 2 = 12$
$12 = 10 + 2$
$3 + 2 = 2 + 3$
$32 = 23$


correct_option_index: 1