options: Add and subtract within 20.

Apply and extend previous understandings of arithmetic to algebraic expressions.

Perform arithmetic operations on polynomials.

Work with radicals and integer exponents.

Create equations that describe numbers or relationships

Use polynomial identities to solve problems.

Represent and analyze quantitative relationships between dependent and independent variables.

Understand the relationship between zeros and factors of polynomials.

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

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

Multiply and divide within 100.

Solve equations and inequalities in one variable.

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

Analyze patterns and relationships.

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

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

Use properties of operations to generate equivalent expressions.

Generate and analyze patterns.

Solve systems of equations.

Represent and solve problems involving multiplication and division.

Write and interpret numerical expressions.

Reason about and solve one-variable equations and inequalities.

Interpret the structure of expressions.

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

Represent and solve problems involving addition and subtraction.

Use the four operations with whole numbers to solve problems.

Work with addition and subtraction equations.

Write expressions in equivalent forms to solve problems.

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

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

Represent and solve equations and inequalities graphically.

Gain familiarity with factors and multiples.

Rewrite rational expressions.

Understand solving equations as a process of reasoning and explain the reasoning.
problem_activity: Draw a tape diagram or balance for each equation or situation below.
a.   You purchase 4 gift cards, each in the same amount. You spend a total of $60.
b.
$${x+6=18}$$
c.
$${6x=18}$$


correct_option_index: 21