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

Multiply and divide within 100.

Perform arithmetic operations on polynomials.

Rewrite rational expressions.

Interpret the structure of expressions.

Apply and extend previous understandings of arithmetic to algebraic expressions.

Write and interpret numerical expressions.

Gain familiarity with factors and multiples.

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

Represent and solve equations and inequalities graphically.

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

Analyze patterns and relationships.

Create equations that describe numbers or relationships

Add and subtract within 20.

Use properties of operations to generate equivalent expressions.

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

Write expressions in equivalent forms to solve problems.

Represent and solve problems involving addition and subtraction.

Solve equations and inequalities in one variable.

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

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

Understand the relationship between zeros and factors of polynomials.

Represent and solve problems involving multiplication and division.

Represent and analyze quantitative relationships between dependent and independent variables.

Reason about and solve one-variable equations and inequalities.

Solve systems of equations.

Use the four operations with whole numbers to solve problems.

Work with radicals and integer exponents.

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

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

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

Work with addition and subtraction equations.

Generate and analyze patterns.

Use polynomial identities to solve problems.
problem_activity: Solve the inequalities.
a.
$${|x+2|-5≥8}$$
b.
$${-2 \left| {2\over3} x+4 \right| >-16}$$


correct_option_index: 18