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

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

Create equations that describe numbers or relationships

Add and subtract within 20.

Represent and solve problems involving multiplication and division.

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

Use polynomial identities to solve problems.

Gain familiarity with factors and multiples.

Work with addition and subtraction equations.

Perform arithmetic operations on polynomials.

Understand the relationship between zeros and factors of polynomials.

Solve equations and inequalities in one variable.

Apply and extend previous understandings of arithmetic to algebraic expressions.

Interpret the structure of expressions.

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

Multiply and divide within 100.

Represent and analyze quantitative relationships between dependent and independent variables.

Solve systems of equations.

Write and interpret numerical expressions.

Represent and solve equations and inequalities graphically.

Rewrite rational expressions.

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

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

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

Use properties of operations to generate equivalent expressions.

Reason about and solve one-variable equations and inequalities.

Represent and solve problems involving addition and subtraction.

Work with radicals and integer exponents.

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

Use the four operations with whole numbers to solve problems.

Write expressions in equivalent forms to solve problems.

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

Analyze patterns and relationships.

Generate and analyze patterns.
problem_activity: [IMG]
Determine the polygon described by the given system of inequalities. Explain your reasoning.
Find the perimeter. Round your answer to the nearest tenth.
Find the area in simplest radical form.


correct_option_index: 19