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

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

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

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

Write expressions in equivalent forms to solve problems.

Interpret the structure of expressions.

Use polynomial identities to solve problems.

Multiply and divide within 100.

Represent and solve equations and inequalities graphically.

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

Add and subtract within 20.

Solve systems of equations.

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

Work with radicals and integer exponents.

Represent and solve problems involving multiplication and division.

Understand the relationship between zeros and factors of polynomials.

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

Use the four operations with whole numbers to solve problems.

Represent and solve problems involving addition and subtraction.

Gain familiarity with factors and multiples.

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

Apply and extend previous understandings of arithmetic to algebraic expressions.

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

Analyze patterns and relationships.

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

Perform arithmetic operations on polynomials.

Work with addition and subtraction equations.

Use properties of operations to generate equivalent expressions.

Solve equations and inequalities in one variable.

Create equations that describe numbers or relationships

Generate and analyze patterns.

Represent and analyze quantitative relationships between dependent and independent variables.

Rewrite rational expressions.

Write and interpret numerical expressions.
problem_activity: Two expressions are given below.
Expression A:
$${5q-r}$$
Expression B:
$${ -2q+3r-4}$$
a.   Write a simplified expression that represents A + B.
b.   Write a simplified expression that represents A - B.


correct_option_index: 27